How To Fix SWDP_WB_TOOL224 - Type & cannot be instantiated

SAP Error Message - Details

• Message type: E = Error

• Message class: SWDP_WB_TOOL - Web Dynpro: Messages for Workbench Tools

• Message number: 224

• Message text: Type & cannot be instantiated

What causes this issue?

The context attribute has a predefined (built-in) ABAP type that is
generic and cannot be instantiated. The following are types that cannot
be instantiated:
The types P, N, X, and C
This is because it is not possible to assign a standard format (such as
a fixed length or fixed number of decimal places) to these types.
The generic types, such as ANY or TABLE
The built-in ABAP types I, D, T, F, STRING, and XSTRING, however, can be
instantiated.

System Response

Types that cannot be instantiated are not valid.

How to fix this error?

Use an appropriate type from the dictionary.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.