REST API calls to the instance timing out with Unparseable date: "5" errorsIssue REST API calls to the instance timing out with Unparseable Date errors: 2021-12-22 22:49:16 (060) API_INT-thread-8 3A5B47D61B200110730EDD318B4BCBB6 txid=7e5b47d61b20 SEVERE *** ERROR *** Unparseable date: "5"java.text.ParseException: Unparseable date: "5"at java.text.DateFormat.parse(DateFormat.java:366)at com.snc.commons.datetime.SNCSimpleDateFormatEx.parse(SNCSimpleDateFormatEx.java:120)ReleaseRomeCauseAn invalid function field of incorrect type Date had been created which led to the errors.ResolutionExporting the function field and deleting resolved the issue. Deleting the function field will not lose any data due to deletion of this field. Function fields do not have an associated database column. Note: Deactivating the function field will not resolve the issue.Related LinksKnowledge article KB0964198 provides further information on the correct use of function fields.