When I click the explain plan button I get the error below. This is for Oracle 19.10 on Oracle Linux 7.8 x64. Please see the attached.
[Error] Explain Plan (27: 43): ORA-00604: error occurred at recursive SQL level 1
ORA-12899: value too large for column "SYSTEM"."TOAD_PLAN_TABLE"."OBJECT_NAME" (actual: 33, maximum: 30)