3696919 - Warning displayed during Sales Processes due to involvement of non-creatable/updatable field fetched by external hook.

ABC refers to a field which is updated via an external hook but marked as non-creatable/updateable in Field Properties.

• A warning "Cannot create /extensions/<field name> due to restrictions set by SAP or your administrator" occurs during the Contact Person Identification step of a Lead creation process.  
• The warning message displayed is "Cannot create /extensions/ABC due to restrictions set by SAP or your administrator."  

NOTE: mentioned scenario can be witnessed on creation/updating of many entities, such as Contact, Account, Lead, or Opportunity, if a related field (value fetched by external hook) is involved. 

• SAP Sales Cloud Version 2.
• SAP Sales and Service Cloud Version 2.

Lead creation, contact person identification, warning message, extensibility settings, field properties, External hook, validation. , KBA , CEC-CRM-LEA , Lead for SAP Sales/Service Cloud , Problem