diff --git a/cpl.json b/cpl.json
index 65fecd91..33f492dc 100644
--- a/cpl.json
+++ b/cpl.json
@@ -4,7 +4,7 @@
     "Version": {
       "Major": "2021",
       "Minor": "04",
-      "Micro": "01-3"
+      "Micro": "01-4"
     },
     "Author": "Sven Heidemann",
     "AuthorEmail": "sven.heidemann@sh-edraft.de",
diff --git a/src/cpl/__init__.py b/src/cpl/__init__.py
index ea54f769..a6ddc7d9 100644
--- a/src/cpl/__init__.py
+++ b/src/cpl/__init__.py
@@ -15,11 +15,11 @@ __title__ = 'sh_cpl.cpl'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
 # imports:
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl/application/__init__.py b/src/cpl/application/__init__.py
index b5c0efef..37691238 100644
--- a/src/cpl/application/__init__.py
+++ b/src/cpl/application/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl.application'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -28,4 +28,4 @@ from .application_runtime_abc import ApplicationRuntimeABC
 from .startup_abc import StartupABC
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl/configuration/__init__.py b/src/cpl/configuration/__init__.py
index 89d3ec98..c7ae8fa1 100644
--- a/src/cpl/configuration/__init__.py
+++ b/src/cpl/configuration/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl.configuration'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -27,4 +27,4 @@ from .configuration_variable_name_enum import ConfigurationVariableNameEnum
 from .console_argument import ConsoleArgument
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl/console/__init__.py b/src/cpl/console/__init__.py
index 84be9b67..89061a43 100644
--- a/src/cpl/console/__init__.py
+++ b/src/cpl/console/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl.console'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -27,4 +27,4 @@ from .foreground_color_enum import ForegroundColorEnum
 from .spinner_thread import SpinnerThread
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl/database/__init__.py b/src/cpl/database/__init__.py
index 7dc51fa2..8026f317 100644
--- a/src/cpl/database/__init__.py
+++ b/src/cpl/database/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl.database'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -25,4 +25,4 @@ from .database_settings import DatabaseSettings
 from .database_settings_name_enum import DatabaseSettingsNameEnum
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl/database/connection/__init__.py b/src/cpl/database/connection/__init__.py
index 176175b5..335d9954 100644
--- a/src/cpl/database/connection/__init__.py
+++ b/src/cpl/database/connection/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl.database.connection'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -24,4 +24,4 @@ from .database_connection import DatabaseConnection
 from .database_connection_abc import DatabaseConnectionABC
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl/database/context/__init__.py b/src/cpl/database/context/__init__.py
index 83885114..87672154 100644
--- a/src/cpl/database/context/__init__.py
+++ b/src/cpl/database/context/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl.database.context'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -24,4 +24,4 @@ from .database_context import DatabaseContext
 from .database_context_abc import DatabaseContextABC
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl/dependency_injection/__init__.py b/src/cpl/dependency_injection/__init__.py
index 939b8277..6826336a 100644
--- a/src/cpl/dependency_injection/__init__.py
+++ b/src/cpl/dependency_injection/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl.dependency_injection'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -25,4 +25,4 @@ from .service_provider import ServiceProvider
 from .service_provider_abc import ServiceProviderABC
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl/environment/__init__.py b/src/cpl/environment/__init__.py
index 373d9f34..10dbdacb 100644
--- a/src/cpl/environment/__init__.py
+++ b/src/cpl/environment/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl.environment'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -25,4 +25,4 @@ from .environment_name_enum import EnvironmentNameEnum
 from .application_environment import ApplicationEnvironment
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl/logging/__init__.py b/src/cpl/logging/__init__.py
index 1193c8a9..83d7c5db 100644
--- a/src/cpl/logging/__init__.py
+++ b/src/cpl/logging/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl.logging'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -27,4 +27,4 @@ from .logging_settings import LoggingSettings
 from .logging_settings_name_enum import LoggingSettingsNameEnum
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl/mailing/__init__.py b/src/cpl/mailing/__init__.py
index 714676cd..a12e056f 100644
--- a/src/cpl/mailing/__init__.py
+++ b/src/cpl/mailing/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl.mailing'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -27,4 +27,4 @@ from .email_client_settings import EMailClientSettings
 from .email_client_settings_name_enum import EMailClientSettingsNameEnum
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl/time/__init__.py b/src/cpl/time/__init__.py
index a3ba5200..05e9018a 100644
--- a/src/cpl/time/__init__.py
+++ b/src/cpl/time/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl.time'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -24,4 +24,4 @@ from .time_format_settings import TimeFormatSettings
 from .time_format_settings_names_enum import TimeFormatSettingsNamesEnum
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl/utils/__init__.py b/src/cpl/utils/__init__.py
index 869dec0e..9a96c305 100644
--- a/src/cpl/utils/__init__.py
+++ b/src/cpl/utils/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl.utils'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -25,4 +25,4 @@ from .string import String
 from .pip import Pip
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl_cli/__init__.py b/src/cpl_cli/__init__.py
index 0e677435..50914a47 100644
--- a/src/cpl_cli/__init__.py
+++ b/src/cpl_cli/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'sh_cpl.cpl_cli'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -29,4 +29,4 @@ from .main import main
 from .startup import Startup
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl_cli/command/__init__.py b/src/cpl_cli/command/__init__.py
index f8ba9279..cb0a1d91 100644
--- a/src/cpl_cli/command/__init__.py
+++ b/src/cpl_cli/command/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl_cli.command'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -28,4 +28,4 @@ from .publish_service import PublishService
 from .version_service import VersionService
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl_cli/configuration/__init__.py b/src/cpl_cli/configuration/__init__.py
index 24dafd3d..f697b8f5 100644
--- a/src/cpl_cli/configuration/__init__.py
+++ b/src/cpl_cli/configuration/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl_cli.configuration'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -28,4 +28,4 @@ from .version_settings import VersionSettings
 from .version_settings_name_enum import VersionSettingsNameEnum
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl_cli/live_server/__init__.py b/src/cpl_cli/live_server/__init__.py
index 7079536c..7c9ed72a 100644
--- a/src/cpl_cli/live_server/__init__.py
+++ b/src/cpl_cli/live_server/__init__.py
@@ -15,11 +15,11 @@ __title__ = 'cpl_cli.live_server'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
 # imports:
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl_cli/publish/__init__.py b/src/cpl_cli/publish/__init__.py
index be3bf02b..002b46d7 100644
--- a/src/cpl_cli/publish/__init__.py
+++ b/src/cpl_cli/publish/__init__.py
@@ -15,7 +15,7 @@ __title__ = 'cpl_cli.publish'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
@@ -24,4 +24,4 @@ from .publisher_abc import PublisherABC
 from .publisher_service import PublisherService
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl_cli/templates/__init__.py b/src/cpl_cli/templates/__init__.py
index d7c0c0f7..47925bc9 100644
--- a/src/cpl_cli/templates/__init__.py
+++ b/src/cpl_cli/templates/__init__.py
@@ -15,11 +15,11 @@ __title__ = 'cpl_cli.templates'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
 # imports:
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl_cli/templates/build/__init__.py b/src/cpl_cli/templates/build/__init__.py
index 07835465..96bb2005 100644
--- a/src/cpl_cli/templates/build/__init__.py
+++ b/src/cpl_cli/templates/build/__init__.py
@@ -15,11 +15,11 @@ __title__ = 'cpl_cli.templates.build'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
 # imports:
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl_cli/templates/generate/__init__.py b/src/cpl_cli/templates/generate/__init__.py
index e6c09821..59220169 100644
--- a/src/cpl_cli/templates/generate/__init__.py
+++ b/src/cpl_cli/templates/generate/__init__.py
@@ -15,11 +15,11 @@ __title__ = 'cpl_cli.templates.generate'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
 # imports:
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl_cli/templates/new/__init__.py b/src/cpl_cli/templates/new/__init__.py
index 76503b87..bd9750cc 100644
--- a/src/cpl_cli/templates/new/__init__.py
+++ b/src/cpl_cli/templates/new/__init__.py
@@ -15,11 +15,11 @@ __title__ = 'cpl_cli.templates.new'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
 # imports:
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl_cli/templates/new/console/__init__.py b/src/cpl_cli/templates/new/console/__init__.py
index ba36397b..1af888f1 100644
--- a/src/cpl_cli/templates/new/console/__init__.py
+++ b/src/cpl_cli/templates/new/console/__init__.py
@@ -15,11 +15,11 @@ __title__ = 'cpl_cli.templates.new.console'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
 # imports:
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl_cli/templates/new/console/src/__init__.py b/src/cpl_cli/templates/new/console/src/__init__.py
index 62e2df86..c6e6ed66 100644
--- a/src/cpl_cli/templates/new/console/src/__init__.py
+++ b/src/cpl_cli/templates/new/console/src/__init__.py
@@ -15,11 +15,11 @@ __title__ = 'cpl_cli.templates.new.console.src'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
 # imports:
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl_cli/templates/new/console/src/tests/__init__.py b/src/cpl_cli/templates/new/console/src/tests/__init__.py
index ef8553b7..1dd47113 100644
--- a/src/cpl_cli/templates/new/console/src/tests/__init__.py
+++ b/src/cpl_cli/templates/new/console/src/tests/__init__.py
@@ -15,11 +15,11 @@ __title__ = 'cpl_cli.templates.new.console.src.tests'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
 # imports:
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')
diff --git a/src/cpl_cli/templates/publish/__init__.py b/src/cpl_cli/templates/publish/__init__.py
index 805a735f..44d0d4be 100644
--- a/src/cpl_cli/templates/publish/__init__.py
+++ b/src/cpl_cli/templates/publish/__init__.py
@@ -15,11 +15,11 @@ __title__ = 'cpl_cli.templates.publish'
 __author__ = 'Sven Heidemann'
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) 2020 - 2021 sh-edraft.de'
-__version__ = '2021.4.1.post3'
+__version__ = '2021.4.1.post4'
 
 from collections import namedtuple
 
 # imports:
 
 VersionInfo = namedtuple('VersionInfo', 'major minor micro')
-version_info = VersionInfo(major='2021', minor='04', micro='01-3')
+version_info = VersionInfo(major='2021', minor='04', micro='01-4')