If your config points to a license server (LicenseServer=192.168.1.100:5050) and that server is down, you’ll get a generic “loading data failed” message.
Fix:
This is the most common fix.
<connectionString>Server=localhost;Database=TecDoc;User Id=sa;Password=admin&123</connectionString>
The & must be escaped as &.
[Paths]
DataDir=D:\TecDocData
CacheDir=C:\TecDocCache
Once your TecDoc is working again, implement these best practices to avoid recurring "loading data failed" errors. loading data failed check the configuration file tecdoc work
Corruption can occur due to:
Fix:
For TecDoc WebService SDK, you can often regenerate a default config by renaming the old one and running the installer in repair mode.