3042577 - Error: A technical error occurred due to security key mismatch. Please contact your system administrator

The error "A technical error occurred due to security key mismatch. Please contact your system administrator" appears when saving any of the following portlets:

• Job Information
• Job Relationship Information
• Personal Information
• Biographical Information
• National ID Information
• Home Address Information
• Work Permit Information

For this error to occur, the attachment field is greyed out and users are unable to upload attachments to the impacted portlet even though they have the permissions. 

Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.

SAP SuccessFactors Employee Central

INC0465304,  ECT-163496, attachment, attachment-id, Job Info, Job Relationship, Personal Info, Biographical Info, Person Info, National ID, Home Address, Work Permit, INC0511027, CS20210001244710 , KBA , LOD-SF-EC-PER , Person Data (All Person Data Types) , LOD-SF-EC-PER-WRK , Work Permit - Config, Rules, RBP, UI , LOD-SF-EC-PER-BIO , Biographical Info - Config, Rules, RBP, UI , LOD-SF-EC-JRL , Job Relationships , LOD-SF-EC-JOB , Job Information , LOD-SF-EC-PER-NAT , National ID - Config, Rules, RBP, UI , LOD-SF-EC-PER-ADR , Home Adress - Config, Rules, RBP, UI , Known Error