Technical Tip: FortiGate Cloud Report shows error 'Internal Server Error'

When trying to load the FortiGate Cloud Report page and getting 'Internal Server Error':

Run debug:

# diagnose debug application httpsd -1

# diagnose debug application forticldd -1

# diagnose debug enable

Debug output show rpt_list_res: invalid value size short name 142 bufsz 128):

[105] fds_print_msg: Firmware=FAZ-4K-FW-2.50-100
[105] fds_print_msg: SerialNumber=FDS1001001000000
[105] fds_print_msg: Persistent=false
[2800] rpt_list_res: invalid value size short name 142 bufsz 128)
[652] fds_https_stop_server: 173.243.132.63:443
[422] fds_free_tsk: cmd=15; req.noreply=0
[466] fds_send_reply: Sending 0 bytes data.
[httpsd 505 - 1662027267 error] build_forticloud_report_list[1029] -- Unable to get forticloud reports
[httpsd 505 - 1662027267 error] api_return_http_result[1272] -- API error 500 raised
[httpsd 505 - 1662027267 info] endpoint_process_req_vdom[1022] -- completed API request (rss_pre=19076, rss_post=19076, rss_delta=0)
[httpsd 505 - 1662027267 info] fweb_debug_final[298] -- Completed GET request for "/api/v2/monitor/log/forticloud-report-list" (HTTP 500)

Access to FortiCloud and check the report template list:

To resolve the issue, try with a shorter template name.