SSH Keyfile can not create

[stefanwerfling]

{
   "date":"Fri Mar 08 2024 08:14:33 GMT+0000 (Coordinated Universal Time)",
   "error":{
      
   },
   "exception":true,
   "level":"error",
   "message":"uncaughtException: SshServer::getInstance: Keyfile can not create! ./ssh/ssh_host_rsa_key\nError: SshServer::getInstance: Keyfile can not create! ./ssh/ssh_host_rsa_key\n    at SshServer.getInstance (file:///opt/flyingfish/sshserver/dist/inc/Ssh/SshServer.js:16:27)\n    at async file:///opt/flyingfish/sshserver/dist/main.js:65:20",
   "os":{
      "loadavg":[
         1.11,
         0.93,
         0.39
      ],
      "uptime":28730.56
   },
   "process":{
      "argv":[
         "/usr/local/bin/node",
         "/opt/flyingfish/sshserver/dist/main.js",
         "--envargs=1"
      ],
      "cwd":"/opt/flyingfish",
      "execPath":"/usr/local/bin/node",
      "gid":0,
      "memoryUsage":{
         "arrayBuffers":121248,
         "external":18345779,
         "heapTotal":53571584,
         "heapUsed":36355808,
         "rss":103432192
      },
      "pid":1,
      "uid":0,
      "version":"v18.19.1"
   },
   "stack":"Error: SshServer::getInstance: Keyfile can not create! ./ssh/ssh_host_rsa_key\n    at SshServer.getInstance (file:///opt/flyingfish/sshserver/dist/inc/Ssh/SshServer.js:16:27)\n    at async file:///opt/flyingfish/sshserver/dist/main.js:65:20",
   "timestamp":"2024-03-08T08:14:33.746Z",
   "trace":[
      {
         "column":27,
         "file":"file:///opt/flyingfish/sshserver/dist/inc/Ssh/SshServer.js",
         "function":"SshServer.getInstance",
         "line":16,
         "method":"getInstance",
         "native":false
      },
      {
         "column":20,
         "file":"async file:///opt/flyingfish/sshserver/dist/main.js",
         "function":null,
         "line":65,
         "method":null,
         "native":false
      }
   ]
}