SAP Note 16259 - Text lines in IT0019 with dynamic events

Symptom:

IT0019 is selected per dynamic event and text is set in fields RP50M-Text1 through RP50M-Text3. The text is set correctly in these fields, but it is not stored.
Note revised on December 17th, 1998.

Cause and prerequisites

The problem is caused by a program error.

Solution
The following advance correction is possible:
Transaction SE51,
Program MP001900,
Screen number 2000,
Select 'Flow logic' and choose the 'Change' pushbutton.
Perform the following modifications:
CHAIN.
FIELD: RP50M-TEXT1,RP50M-TEXT2,RP50M-TEXT3.
* MODULE UPDATE_TEXT ON CHAIN-REQUEST. <<< deactivate
MODULE UPDATE_TEXT. <<< insert
ENDCHAIN.
Then save and regenerate the screen.