Open a new command prompt and type:
: Some users resolve this by manually adding FORMS_BUILDER_CLASSPATH as a new System Environment Variable pointing to the relevant jar files in your Oracle Home. 2. Perform Elevated Service Startup (Oracle 12c)
If the error still appears after installing WinHelp, the problem might be a inside the application itself. Try these advanced steps:
The most common cause is that the Java Classpath environment variable for the Forms Builder does not correctly point to the .jar files needed for help. Close Oracle Forms Builder. frm18105 failed to start the help system fix
Some required registry keys for the help system are only created during the initial server startup.
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Oracle Forms is incredibly sensitive to spaces and special characters in file paths. Open a new command prompt and type: :
You are not alone. This frustrating runtime error has plagued Oracle Forms developers and end-users for nearly two decades. If you have just clicked on a Help button or pressed F1 inside an Oracle Forms application (EBS, Oracle Apps, or a custom-built form) only to be met with the pop-up stating "FRM18105: Failed to start the help system," your workflow has just hit a brick wall.
FRM-18105: Failed to start the Help System. Form Builder 12.
dism /online /add-package /packagepath:"C:\path\to\Windows6.1-KB917607-x64.cab" Try these advanced steps: The most common cause
Right-click > Properties > Advanced system settings .
The FRM-18105 error is almost always related to environment configuration or missing documentation components. When Oracle Forms Builder tries to open its help system, it relies on specific registry entries, environment variables, and local files (usually in .chm , .hlp , or JavaHelp formats depending on the specific Oracle Forms version). The primary culprits behind this error include: