Flow price: --
21e7b11957fd7a0c12900bdf58eef962fae6e065a143253e72e6081371c2ba00

Transaction

Hash: 21e7b11957fd7a0c12900bdf58eef962fae6e065a143253e72e6081371c2ba00
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 21e7b11957fd7a0c12900bdf58eef962fae6e065a143253e72e6081371c2ba00:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
21e7b11957fd7a0c12900bdf58eef962fae6e065a143253e72e6081371c2ba00
Status:
ERROR
Block height:
39964824
Block id:
4a4c22e8073bf5f40ebe4536e1917c1eb130bb29d7e57ee1651edfada10fda3f
Timestamp:
Sunday 30 October 2022 at 03:41:15 UTC
()
Proposer:
Authorizers:
Gas used:
50