I can't edit some custom attributes in specific language. I have some custom attributes in different languages and I can edit them in all languages excepted one. The attribute panel doesn't allow me to add or edit it.
This is a known issue and has already been forwarded to our developers to get this fixed. If you are affected by this issue and want to be kept up to date about this issue, please create a ticket in our Support Portal and reference the ticket number SPM-10474.
KBA , BPI-SIG-CA-MUL , Multi-Language for SAP Signavio , Known Error