Message type: E = Error
Message class:  SADL_GW_ATC_VOCAN -  
Message number: 053
Message text: For Property Path: '&1' only association cardinality 1 allowed
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 SADL_GW_ATC_VOCAN053 typically occurs in the context of SAP Gateway and the SAP ABAP programming environment, particularly when working with the SAP Data Access Layer (SADL). This error indicates that there is an issue with the cardinality of an association in your data model.
Cause: The error message states that for the specified property path, only an association with cardinality 1 is allowed. This means that the system expects a one-to-one relationship between the entities involved in the association, but the current configuration or usage suggests that there might be a one-to-many or many-to-many relationship. Common Causes: Incorrect Association Definition: The association in the data model may be defined with a cardinality that does not match the expected cardinality in the context where it is being used. Data Model Misconfiguration: The underlying data model may have been incorrectly set up, leading to mismatches in expected relationships. Query or Service Definition Issues: The way
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
SADL_GW_ATC_VOCAN052 &1: Measure &2 must also be part of the Measure Property
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
SADL_GW_ATC_VOCAN051 &1: Dimension &2 must also be part of the Dimensions Property
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
SADL_GW_ATC_VOCAN099 &1&2&3&4
What causes this issue?  A message is raised from an involved service e.g. 'TR350: Request contains tasks that are not released'System Respo...
SADL_GW_CUD_CONTR000 *** BO Level ***
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.