I have the same issue and here are the associated log entries index=_* addon-builder validation_mi ERROR 10-27-2021 09:17:47.431 -0400 ERROR ModularInputs [21679 MainThread] - Unable to initialize modular input "validation_mi" defined in the app "splunk_app_addon-builder": Introspecting scheme=validation_mi: script running failed (exited with code 1).. 10-27-2021 09:17:47.430 -0400 ERROR ModularInputs [21679 MainThread] - <stderr> Introspecting scheme=validation_mi: ImportError: cannot import name 'etree' from 'lxml' (/opt/splunk/etc/apps/splunk_app_addon-builder/bin/splunk_app_add_on_builder/lxml/__init__.py) 10-27-2021 09:17:47.429 -0400 ERROR ModularInputs [21679 MainThread] - <stderr> Introspecting scheme=validation_mi: File "/opt/splunk/etc/apps/splunk_app_addon-builder/bin/splunk_app_add_on_builder/lxml/html/__init__.py", line 53, in <module> 10-27-2021 09:17:47.429 -0400 ERROR ModularInputs [21679 MainThread] - <stderr> Introspecting scheme=validation_mi: File "/opt/splunk/etc/apps/splunk_app_addon-builder/bin/tabuilder_utility/data_input_util.py", line 12, in <module> 10-27-2021 09:17:47.428 -0400 ERROR ModularInputs [21679 MainThread] - <stderr> Introspecting scheme=validation_mi: File "/opt/splunk/etc/apps/splunk_app_addon-builder/bin/tabuilder_utility/ko_util/sourcetype_util.py", line 5, in <module> 10-27-2021 09:17:47.427 -0400 ERROR ModularInputs [21679 MainThread] - <stderr> Introspecting scheme=validation_mi: File "/opt/splunk/etc/apps/splunk_app_addon-builder/bin/tabuilder_utility/ko_util/ko_common_util.py", line 6, in <module> 10-27-2021 09:17:47.427 -0400 ERROR ModularInputs [21679 MainThread] - <stderr> Introspecting scheme=validation_mi: File "/opt/splunk/etc/apps/splunk_app_addon-builder/bin/ta_generator/builder_ta_validation.py", line 10, in <module> 10-27-2021 09:17:47.425 -0400 ERROR ModularInputs [21679 MainThread] - <stderr> Introspecting scheme=validation_mi: File "/opt/splunk/etc/apps/splunk_app_addon-builder/bin/validation_mi.py", line 10, in <module> 10-27-2021 09:17:47.424 -0400 ERROR ModularInputs [21679 MainThread] - <stderr> Introspecting scheme=validation_mi: ImportError: cannot import name 'etree' from 'lxml' (/opt/splunk/etc/apps/splunk_app_addon-builder/bin/splunk_app_add_on_builder/lxml/__init__.py) 10-27-2021 09:17:47.423 -0400 ERROR ModularInputs [21679 MainThread] - <stderr> Introspecting scheme=validation_mi: File "/opt/splunk/etc/apps/splunk_app_addon-builder/bin/tabuilder_utility/data_input_util.py", line 10, in <module> Also, if I run the validation_mi.py manually, I get the following syntax error in the part of the code the returns exit code 0 (as per the Splunk GUI message and Splunk _internal log events) % python /opt/splunk/etc/apps/splunk_app_addon-builder/bin/validation_mi.py File "/opt/splunk/etc/apps/splunk_app_addon-builder/bin/validation_mi.py", line 139 print(hlp % sys.argv[0], file=sys.stderr) ^ SyntaxError: invalid syntax Here is the snippet of code in validation_my.py where the error occ def usage(): """ Print usage of this binary """ hlp = "%s --scheme|--validate-arguments|-h" print(hlp % sys.argv[0], file=sys.stderr) sys.exit(1)
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