GENERAL_EXC_MISSING_CLASS_DEF is an ABAP runtime error which you may come across when using or developing within an SAP system. See below for the standard details explaining what it means and how you can avoid or fix this runtime error.
Short Dump Classification: & - Text Include (no Short Dump, only Text Module)
You can view further information about a runtme error by using transaction code ST22 which will show you this and all runtime erros that have happen in your SAP system.
Also check out the Comments section below to view or add related contributions and example screen shots.
An exception has occurred which is explained in more detail below. When
checking whether this exception is caught at runtime, the system
determined that the class assigned to this exception (class '<runtime parameter>') is
not in the database.
This means either that the class has been deleted by mistake or that
the kernel and the databse are not on the same release.
The reason for the exception is:
GENERAL_EXC_MISSING_CLASS_DEF - general exc missing class def GENERAL_EXC_COMMIT_INTERRUPTED - general exc commit interrupted GENERAL_EXC_CLEANUP_LEFT - general exc cleanup left GENERAL_EXC_APPL_IN_ABAP_EVENT - general exc appl in abap event GENERAL_ENVIRONMENT - general environment FUNC_PARM_IS_NOT_SEQUENCE_OF_C - func parm is not sequence of c