If a simple restart doesn't work, follow these steps to reset the configuration:
Search your TecDoc installation folder for files named: If a simple restart doesn't work, follow these
Cache & indexing
If you are using the or a custom integration, ensure your API Key is active and that your server's IP address is whitelisted in the TecAlliance Developer Portal. A "Loading Data Failed" message in a web environment often means a 401 Unauthorized or 403 Forbidden response from the server. If you'd like to troubleshoot further, tell me: Are you using a local DVD/HDD installation or a Web API ? Which version are you running (e.g., 2Q 2023, TAF, etc.)? Did this happen after a new update or a PC migration ? If a simple restart doesn't work