LIST_TOO_MANY_LEVELS 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: A - ABAP Programming Error
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.
If possible, old list levels should be removed before adding any more.
As a developer, you can output a list at the same list level, thus
overwriting the old list.
In some cases, it is better to create a new screen level stack by
switching to another program or transaction.
Please see search hints for more details about the possible cause of this runtime error and how it could be avoided.
Please see send to sap for more details about the possible cause of this runtime error and how it could be avoided.
No more selection lists possible.
If possible, leave out the current list before making any more
selections ("Back" function, F3).
Please see abap error for more details about the possible cause of this runtime error and how it could be avoided.
The maximum number of nested screen levels is currently restricted to
<runtime parameter>.
In a list display, you have requested too many nested secondary lists.