Look for a string value named or FORMS_DOC60 / FORMS_DOC .
The most frequent culprit is an undefined or incorrectly defined path for the help system. Open the Registry Editor ( regedit ).
Depending on your specific Oracle Forms version (e.g., 10g, 11g, 12c) and your operating system, use the following methods to resolve the issue. Method 1: Update the Windows Registry (Most Common Fix)
The error essentially indicates a breakdown in communication between Oracle Forms Builder and the Java-based help viewer. As a result, the application cannot locate its help documentation or its dependency viewer. While various older Oracle products or corrupted installations can cause this, a common underlying issue is a conflict in the FORMS_BUILDER_CLASSPATH variable.
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Are forms.chm or required .jar files actually present in that folder?
A logical and sequential diagnosis is key to fixing FRM-18105. Follow these steps to pinpoint the cause:
Navigate to the Oracle home path, typically found at: HKEY_LOCAL_MACHINE\SOFTWARE\ORACLE\KEY_ (for 32-bit systems) or HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\ORACLE\KEY_ (for 64-bit systems).
Most Oracle Forms versions (like 6i or 10g) rely on .hlp files. Microsoft discontinued the viewer for these files due to security concerns.
If configuration fails, some users recommend deleting the from the Windows registry (32 and 64-bit), deleting the HOME directory , and performing a fresh installation using "Run as Administrator" for all steps. JVM Check :
The FRM-18105 error arises when Oracle Forms cannot find the necessary libraries and files to display help content. These are the most frequent causes:
is correctly defined in your system environment variables or the Windows registry. Elevated Configuration : For Forms 12c, ensure you ran the config_builder.cmd (or equivalent) in an elevated shell
FRM-18105: Failed to start the Help System. Form Builder 12.