Message type: E = Error
Message class:  SV - View Maintenance: Customize Messages 
Message number: 758
Message text: You have no display authorization for this table key
One or more of the key values that you entered are outside of the value
range for which you have authorization. The following fields are
affected:
&V1&
&V2&
&V3&
&V4&
The data record cannot be displayed.
You must either use the input help when making your entries or contact
your system administrator in order to get authorization for the value
you require.
ELSE
Authorization values for table rows are defined using the authorization
object S_TABU_LIN.
ENDIF
Error message extract from SAP system. Copyright SAP SE.
The SAP error message SV758, which states "You have no display authorization for this table key," typically occurs when a user attempts to access a table or a specific entry in a table for which they do not have the necessary authorization. This can happen in various SAP transactions or reports where data from specific tables is being accessed.
Cause: Authorization Issues: The primary cause of this error is that the user lacks the necessary authorization to view the data in the specified table. This could be due to missing roles or authorizations assigned to the user profile. Table Key Restrictions: The error may also arise if the user is trying to access a specific key or entry in a table that is restricted based on their authorization profile. Custom Authorization Objects: In some cases, custom authorization objects may be implemented that restrict access to certain data based on specific criteria.
Solution: Check User Authorizations: Use transaction
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