Message type: E = Error
Message class:  HRPIQ000_GB -  
Message number: 042
Message text: Choose a transaction
Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.
To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.
Unfortunately, there isn't any extra information in this error notice.
First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).
Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.
You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.
The SAP error message HRPIQ000_GB042 typically occurs in the context of the SAP Human Capital Management (HCM) module, particularly when dealing with personnel administration or related transactions. The message indicates that the system requires the user to choose a specific transaction or action to proceed.
Cause: The error message can arise due to several reasons: Missing Transaction Code: The user may not have selected a valid transaction code or action that is required to continue. Authorization Issues: The user may not have the necessary authorizations to perform the selected action.
Configuration Issues: There may be a configuration issue in the system that is preventing the transaction from being recognized or executed. User Input Error: The user may have skipped a necessary step or input field that is required for the transaction.
Solution: To resolve the HRPIQ000_GB042 error, you can try the following steps: Select a Valid Transaction: Ensure that you are selecting a valid transaction code or action from
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
HRPIQ000_GB041 For the program of study & are no default conditions maintained
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
HRPIQ000_GB040 A campus change is always related to a change of program
What causes this issue?  The campus code was changed without changing the program of study. A chnage of a campus code is always related to a change of...
HRPIQ000_GB043 No record for the applicant &, the transaction & and the choice & exists
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
HRPIQ000_GB044 No changeable record for applicant &, transaction &  and choice & exists
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
Click on this link to search all SAP messages.