R12 Oracle Apps: FRM-18122: Forms Builder Debugger failed to initialize

FRM-18122: Forms Builder Debugger failed to initialize

When you opening the Oracle Database 10g Forms Builder, suppose if you got an error like the following screenshot,
The Error is “FRM-18122: Forms Builder Debugger failed to initialize”

Solution:

First, Select My Computer then click Properties by the time you will see System Properties window like the following Screenshot,

In that Properties window click the option “Advanced “. When you click that option then you will see like the following ,

In the Advanced tag, click Environment Variables button and you will see one new window like the following screenshot,

In that Environment Variables window, click the New button and you will see New User Variable window like the following,

In that New User Variable then add the appropriate Variable name and Variable value.
In Variable name box of the New User Variable window then type FORMS_BUILDER_CLASSPATH.
In Variable value box of the New User Variable window then add the appropriate Oracle Database 10g Forms Class path like the following,

F:\DevSuiteHome_1\forms\java\frmwebutil.jar;F:\DevSuiteHome_1\forms\java\frmall.jar;F:\DevSuiteHome_1\forms\java\frmall_jinit.jar( This path is Based on where you Installed Forms In your System)

And again click New button, add one more Forms path like the following, in Variable name box type FORMS_PATH.

And in Variable value box then add the respective jar files of the forms path like the following ,

F:\DevSuiteHome_1\forms\java\frmall.jar;F:\DevSuiteHome_1\forms\java\frmall_jinit.jar( This path is Based on where you Installed Forms In your System)

Once finished these steps then click Apply and Ok.
After that again add these jar file paths into default.env file. Then go to respective Forms builder of the default.env file. Example like the following,

F:\DevSuiteHome_1\forms\server, and also refer the following screen shot