Flow price: --
3923b1c886f06781cac18bce1fdfd32ed113818a84df2c8476a79d6e2fd0b9d8

Transaction

Hash: 3923b1c886f06781cac18bce1fdfd32ed113818a84df2c8476a79d6e2fd0b9d8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3923b1c886f06781cac18bce1fdfd32ed113818a84df2c8476a79d6e2fd0b9d8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3923b1c886f06781cac18bce1fdfd32ed113818a84df2c8476a79d6e2fd0b9d8
Status:
ERROR
Block height:
39904586
Block id:
45cc09f534c69d545721719985a12cce29ff867c47330d14295cdde4e9bd3457
Timestamp:
Saturday 29 October 2022 at 03:35:55 UTC
()
Proposer:
Authorizers:
Gas used:
50