Flow price: --
3b05f3eb24a126f4a9199de2fbfb02aa1b6707622b7d27fa81bad0d85c9dc69b

Transaction

Hash: 3b05f3eb24a126f4a9199de2fbfb02aa1b6707622b7d27fa81bad0d85c9dc69b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3b05f3eb24a126f4a9199de2fbfb02aa1b6707622b7d27fa81bad0d85c9dc69b:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3b05f3eb24a126f4a9199de2fbfb02aa1b6707622b7d27fa81bad0d85c9dc69b
Status:
ERROR
Block height:
39773883
Block id:
41aea5e0ba32040308a6943346dab1737c20f36e2679c8ee4e13a9f27c767344
Timestamp:
Wednesday 26 October 2022 at 23:04:07 UTC
()
Proposer:
Authorizers:
Gas used:
48