The root cause is almost always a disconnect between the Oracle Forms application and the Windows-based help engine (WinHlp32.exe) or a missing path in your registry.
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\ORACLE\KEY_DevSuiteHome1 (for 64-bit systems) Look for the string value . frm18105 failed to start the help system fix
Ensure the data points to the valid path of your help files (usually C:\DevSuiteHome_1\tools\doc60\en\forms ). 3. Check for File Permissions The root cause is almost always a disconnect