To resolve the "Loading data failed, check the configuration file" error in TecDoc, you typically need to verify the integrity of your XML configuration files and ensure the installation environment is stable. This error often stems from incorrect file paths, invalid XML structures, or insufficient user permissions. Troubleshooting Steps
. This usually happens when the software cannot find the environment declaration or if the XML structure in the config file is corrupted. HCLSoftware Top Troubleshooting Steps Check the Configuration File Path loading data failed check the configuration file tecdoc best
$variable), ensure they are correctly replaced with actual values.If editing the XML file doesn't work, check these common issues Missing Folders To resolve the "Loading data failed, check the
| Scenario | Best Immediate Action |
| :--- | :--- |
| After a Windows Update | The update reset file associations. Right-click config file > Properties > Unblock. |
| After Antivirus Update | Add the entire TecDoc folder to the AV exclusions list. Restore quarantined .dll files. |
| After Moving Data to a New SSD | You changed the drive letter. Open config in Notepad. Replace D:\TecDoc\Data with E:\TecDoc\Data. |
| Using TecDoc WebService (API) | The error is on the server side. Check web.config for malformed <connectionStrings>. Validate your API token. |
| Offline USB Dongle Version | The dongle driver crashed. Reinstall HASP/Sentinel drivers. The config file checks the dongle ID first. | If editing the XML file doesn't work, check
For complex configuration errors that persist after a restart, you can refer to the official TecAlliance Help Portal or use the within the catalog for context-specific help. tecdoc.com.pl Are you using the TecDoc Catalogue or a local installation on your server?
Troubleshooting Guide: "Loading data failed, check the configuration file" Error in TecDoc