org.springframework.ldap.UncategorizedLdapExceptio n: Operation failed; nested except

[minakari]

hello:
what means this error:

[B]org.springframework.ldap.UncategorizedLdapExceptio n: Operation failed; nested exception is javax.naming.directory.InvalidAttributeValueExcept ion: Malformed 'gidNumber' attribute value; remaining name 'cn=soroor