If the error persists after a clean uninstall (using Siemens’ official uninstall tool) and reinstall, open a support ticket with Siemens Industry Online Support. Provide:
If you want, tell me the application name and OS version and I’ll give tailored next steps. cannot find language resource file s7yomlr.dll
Sometimes Windows "virtualises" files and registry keys, causing the application to look in the wrong place. Open the Registry Editor ( Navigate to HKEY_CURRENT_USER\Software\Classes\VirtualStore If the error persists after a clean uninstall
: If the file is missing from the S7bin folder but a similar file like S7YOMLRB.DLL exists, some users resolve the error by creating a copy of S7YOMLRB.DLL and renaming it to S7YOMLR.DLL . Reinstall STEP 7 : cannot find language resource file s7yomlr.dll