The error explicitly asks you to check the configuration file. You must locate this file to verify its contents.

Locate the configuration file (commonly named configfile.xml or similar) in the TecDoc installation folder.

Load them in code and merge into config.

No line number. No column mismatch. Just that vague message.

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The "Loading data failed. Check the configuration file" error in TecDoc can occur due to various reasons. Some of the common causes include:

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