ForgeRock Identity Platform
Does not apply to Identity Cloud

Synchronization fails in IDM (All versions) for attributes that are zero-length or have an empty or null value

Last updated Sep 28, 2022

The purpose of this article is to provide assistance if you encounter LDAP: error code 21 exceptions in IDM when syncing data to DS and see errors relating to invalid attribute values according to the syntax, where the attribute has a zero-length value, or an empty or null value. Common errors seen include: "The operation attempted to assign a zero-length value to an attribute with the directory string syntax" or "The provided value is not a valid telephone number because it is empty or null".

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