Message type: E = Error
Message class: SWDP_WDY_MD_ADT - Web Dynpro Metadata ADT
Message number: 029
Message text: Parameter &1: property "Optional"/"Default value" not 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.
SWDP_WDY_MD_ADT029
- Parameter &1: property "Optional"/"Default value" not allowed ?The SAP error message SWDP_WDY_MD_ADT029 typically occurs in the context of SAP Web Dynpro applications when there is an issue with the configuration of a property in a Web Dynpro component. This error indicates that a property is being defined with an "Optional" or "Default value" setting that is not allowed for that specific property.
Cause: Incorrect Property Configuration: The property in question is likely defined in a way that does not comply with the rules of the Web Dynpro framework. For example, certain properties may not support default values or may not be allowed to be optional. Incompatibility with Data Types: The data type of the property may not support the optional or default value settings. Framework Limitations: Some properties are inherently required to have values and cannot be left optional or assigned a default value.
Solution: Review Property Settings: Go to the Web Dynpro component in the SAP Web Dynpro Workbench and check the
Get instant SAP help. Sign up for our Free Essentials Plan.
SWDP_WDY_MD_ADT028
ABAP interface already exists
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
SWDP_WDY_MD_ADT019
Illegal value &1 for parameter &2
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
SWDP_WDY_MD_ADT030
Illegal format property &1 for &2/&3
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
SWDP_WDY_MD_ADT031
Inconsistency in setting of interface node: &1
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.