systemd[1]: Starting XMPP Server...
...
ejabberdctl[36400]: 2021-05-17 17:55:25.830399+00:00 [error] SUPERVISOR REPORT:
ejabberdctl[36400]:     supervisor: {local,jose_sup}
ejabberdctl[36400]:     errorContext: start_error
ejabberdctl[36400]:     reason: {{case_clause,
ejabberdctl[36400]:                  {'ECPrivateKey',1,
ejabberdctl[36400]:                      ...
ejabberdctl[36400]:                      ...
ejabberdctl[36400]:                      ...
ejabberdctl[36400]:                      ...
ejabberdctl[36400]:                      ...
ejabberdctl[36400]:                      ...
ejabberdctl[36400]:                      ...
ejabberdctl[36400]:                      ...
ejabberdctl[36400]:                      ...
ejabberdctl[36400]:                      asn1_NOVALUE}},
ejabberdctl[36400]:              [{jose_server,check_ec_key_mode,2,
ejabberdctl[36400]:                   [{file,"src/jose_server.erl"},{line,178}]},
ejabberdctl[36400]:               {lists,foldl,3,[{file,"lists.erl"},{line,1267}]},
ejabberdctl[36400]:               {jose_server,support_check,0,
ejabberdctl[36400]:                   [{file,"src/jose_server.erl"},{line,143}]},
ejabberdctl[36400]:               {jose_server,init,1,[{file,"src/jose_server.erl"},{line,89}]},
ejabberdctl[36400]:               {gen_server,init_it,2,[{file,"gen_server.erl"},{line,423}]},
ejabberdctl[36400]:               {gen_server,init_it,6,[{file,"gen_server.erl"},{line,390}]},
ejabberdctl[36400]:               {proc_lib,init_p_do_apply,3,
ejabberdctl[36400]:                   [{file,"proc_lib.erl"},{line,226}]}]}
ejabberdctl[36400]:     offender: [{pid,undefined},
ejabberdctl[36400]:                {id,jose_server},
ejabberdctl[36400]:                {mfargs,{jose_server,start_link,[]}},
ejabberdctl[36400]:                {restart_type,permanent},
ejabberdctl[36400]:                {significant,false},
ejabberdctl[36400]:                {shutdown,5000},
ejabberdctl[36400]:                {child_type,worker}]
ejabberdctl[36400]: 2021-05-17 17:55:25.832253+00:00 [error] CRASH REPORT:
ejabberdctl[36400]:   crasher:
ejabberdctl[36400]:     initial call: application_master:init/4
ejabberdctl[36400]:     pid: <0.477.0>
ejabberdctl[36400]:     registered_name: []
ejabberdctl[36400]:     exception exit: {{shutdown,
ejabberdctl[36400]:                          {failed_to_start_child,jose_server,
ejabberdctl[36400]:                              {{case_clause,
ejabberdctl[36400]:                                   {'ECPrivateKey',1,
ejabberdctl[36400]:                                       ...
ejabberdctl[36400]:                                       ...
ejabberdctl[36400]:                                       ...
ejabberdctl[36400]:                                       ...
ejabberdctl[36400]:                                       ...
ejabberdctl[36400]:                                       ...
ejabberdctl[36400]:                                       ...
ejabberdctl[36400]:                                       ...
ejabberdctl[36400]:                                       ...
ejabberdctl[36400]:                                       ...
ejabberdctl[36400]:                                       ...
ejabberdctl[36400]:                                       asn1_NOVALUE}},
ejabberdctl[36400]:                               [{jose_server,check_ec_key_mode,2,
ejabberdctl[36400]:                                    [{file,"src/jose_server.erl"},{line,178}]},
ejabberdctl[36400]:                                {lists,foldl,3,
ejabberdctl[36400]:                                    [{file,"lists.erl"},{line,1267}]},
ejabberdctl[36400]:                                {jose_server,support_check,0,
ejabberdctl[36400]:                                    [{file,"src/jose_server.erl"},{line,143}]},
ejabberdctl[36400]:                                {jose_server,init,1,
ejabberdctl[36400]:                                    [{file,"src/jose_server.erl"},{line,89}]},
ejabberdctl[36400]:                                {gen_server,init_it,2,
ejabberdctl[36400]:                                    [{file,"gen_server.erl"},{line,423}]},
ejabberdctl[36400]:                                {gen_server,init_it,6,
ejabberdctl[36400]:                                    [{file,"gen_server.erl"},{line,390}]},
ejabberdctl[36400]:                                {proc_lib,init_p_do_apply,3,
ejabberdctl[36400]:                                    [{file,"proc_lib.erl"},{line,226}]}]}}},
ejabberdctl[36400]:                      {jose_app,start,[normal,[]]}}
ejabberdctl[36400]:       in function  application_master:init/4 (application_master.erl, line 142)
ejabberdctl[36400]:     ancestors: [<0.476.0>]
ejabberdctl[36400]:     message_queue_len: 1
ejabberdctl[36400]:     messages: [{'EXIT',<0.478.0>,normal}]
ejabberdctl[36400]:     links: [<0.476.0>,<0.44.0>]
ejabberdctl[36400]:     dictionary: []
ejabberdctl[36400]:     trap_exit: true
ejabberdctl[36400]:     status: running
ejabberdctl[36400]:     heap_size: 987
ejabberdctl[36400]:     stack_size: 29
ejabberdctl[36400]:     reductions: 253
ejabberdctl[36400]:   neighbours:
ejabberdctl[36400]: 2021-05-17 17:55:25.837926+00:00 [notice]     application: jose
ejabberdctl[36400]:     exited: {{shutdown,
ejabberdctl[36400]:                  {failed_to_start_child,jose_server,
ejabberdctl[36400]:                      {{case_clause,
ejabberdctl[36400]:                           {'ECPrivateKey',1,
ejabberdctl[36400]:                               ...
ejabberdctl[36400]:                               ...
ejabberdctl[36400]:                               ...
ejabberdctl[36400]:                               ...
ejabberdctl[36400]:                               ...
ejabberdctl[36400]:                               ...
ejabberdctl[36400]:                               ...
ejabberdctl[36400]:                               ...
ejabberdctl[36400]:                               ...
ejabberdctl[36400]:                               asn1_NOVALUE}},
ejabberdctl[36400]:                       [{jose_server,check_ec_key_mode,2,
ejabberdctl[36400]:                            [{file,"src/jose_server.erl"},{line,178}]},
ejabberdctl[36400]:                        {lists,foldl,3,[{file,"lists.erl"},{line,1267}]},
ejabberdctl[36400]:                        {jose_server,support_check,0,
ejabberdctl[36400]:                            [{file,"src/jose_server.erl"},{line,143}]},
ejabberdctl[36400]:                        {jose_server,init,1,
ejabberdctl[36400]:                            [{file,"src/jose_server.erl"},{line,89}]},
ejabberdctl[36400]:                        {gen_server,init_it,2,
ejabberdctl[36400]:                            [{file,"gen_server.erl"},{line,423}]},
ejabberdctl[36400]:                        {gen_server,init_it,6,
ejabberdctl[36400]:                            [{file,"gen_server.erl"},{line,390}]},
ejabberdctl[36400]:                        {proc_lib,init_p_do_apply,3,
ejabberdctl[36400]:                            [{file,"proc_lib.erl"},{line,226}]}]}}},
ejabberdctl[36400]:              {jose_app,start,[normal,[]]}}
ejabberdctl[36400]:     type: temporary
ejabberdctl[36400]: 2021-05-17 17:55:25.840547+00:00 [critical] Failed to start Erlang application 'jose': {{shutdown,
ejabberdctl[36400]:      {failed_to_start_child,jose_server,
ejabberdctl[36400]:          {{case_clause,
ejabberdctl[36400]:               {'ECPrivateKey',1,
ejabberdctl[36400]:                   ...
ejabberdctl[36400]:                   ...
ejabberdctl[36400]:                   ...
ejabberdctl[36400]:                   ...
ejabberdctl[36400]:                   ...
ejabberdctl[36400]:                   ...
ejabberdctl[36400]:                   ...
ejabberdctl[36400]:                   asn1_NOVALUE}},
ejabberdctl[36400]:           [{jose_server,check_ec_key_mode,2,
ejabberdctl[36400]:                [{file,"src/jose_server.erl"},{line,178}]},
ejabberdctl[36400]:            {lists,foldl,3,[{file,"lists.erl"},{line,1267}]},
ejabberdctl[36400]:            {jose_server,support_check,0,
ejabberdctl[36400]:                [{file,"src/jose_server.erl"},{line,143}]},
ejabberdctl[36400]:            {jose_server,init,1,[{file,"src/jose_server.erl"},{line,89}]},
ejabberdctl[36400]:            {gen_server,init_it,2,[{file,"gen_server.erl"},{line,423}]},
ejabberdctl[36400]:            {gen_server,init_it,6,[{file,"gen_server.erl"},{line,390}]},
ejabberdctl[36400]:            {proc_lib,init_p_do_apply,3,[{file,"proc_lib.erl"},{line,226}]}]}}},
ejabberdctl[36400]:  {jose_app,start,[normal,[]]}}. This usually means that ejabberd or Erlang was compiled/installed incorrectly.
systemd[1]: ejabberd.service: Main process exited, code=exited, status=1/FAILURE
systemd[1]: ejabberd.service: Failed with result 'exit-code'.
systemd[1]: Failed to start XMPP Server.