Message type: E = Error
Message class:  /PM0/ALP_BTX -  
Message number: 123
Message text: Error accessing Customizing table &1
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 /PM0/ALP_BTX123 Error accessing Customizing table &1 typically indicates that there is an issue with accessing a specific customizing table in the SAP system. This can occur for various reasons, and understanding the cause and potential solutions can help resolve the issue. Possible Causes: Authorization Issues: The user may not have the necessary authorizations to access the customizing table. Table Does Not Exist: The specified customizing table may not exist in the system or may have been deleted. Transport Issues: If the customizing table was recently transported from another system, there may have been issues during the transport process. Database Issues: There could be underlying database issues, such as corruption or connectivity problems. Configuration Errors: There may be configuration errors in the system that prevent access to the table. Solutions: Check Authorizations: Ensure that the user has the necessary authorizations to access the customizing table. You can check this using transaction code SU53 to analyze authorization
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
/PM0/ALP_BTX122 No fund credit exists
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/PM0/ALP_BTX121 Total loan %1% does not have a correct value
What causes this issue?  Policy loan for the source contracts has the total value:&V1&. Policy loan for the target contracts has the total val...
/PM0/ALP_BTX124 Payout date &1 must be later than date of premium waiver &2
What causes this issue?  The date you have specified as the payout date for the calculation is before the premium waiver date.System Response  The sys...
/PM0/ALP_BTX125 Simulation data is missing
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.