How To Fix 37856 - Invalid type of column element in table control

SAP Error Message - Details

• Message type: E = Error

• Message class: 37 - Screen Painter

• Message number: 856

• Message text: Invalid type of column element in table control

What causes this issue?

The element has a type that is not permitted in a table control column.

System Response

The element cannot be incorporated into the table control.

How to fix this error?

Choose an element with a valid type. The columns of table controls may
currently contain the following elements:
Texts
Input/output fields (including dropdown list boxes)
Checkboxes and radio buttons (Without text: if you require a text, you
must create it separately in the title line)
Pushbuttons

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message 37856 - Invalid type of column element in table control ?

  The SAP error message 37856, "Invalid type of column element in table control," typically occurs in the context of ABAP programming, particularly when dealing with table controls in screen programming (dynpro). This error indicates that there is a mismatch or an invalid configuration of the column elements in a table control.
  
  Cause:
  
  Incorrect Data Type: The data type of the field defined in the table control does not match the expected type. For example, if a numeric field is defined as a character type in the table control, this error may occur.
  Field Definition Issues: The field definitions in the table control may not align with the underlying data structure or the data elements defined in the ABAP Dictionary.
  Missing Field Attributes: Required attributes for the fields in the table control may be missing or incorrectly defined.
  Inconsistent Field Lengths: The length of the fields defined in the table control may not match the lengths