Flow price: --
2aea435fee732be77951f640f15d5279d8786e07c31a8a6b93a537187a2f3f2c

Transaction

Hash: 2aea435fee732be77951f640f15d5279d8786e07c31a8a6b93a537187a2f3f2c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2aea435fee732be77951f640f15d5279d8786e07c31a8a6b93a537187a2f3f2c: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:
2aea435fee732be77951f640f15d5279d8786e07c31a8a6b93a537187a2f3f2c
Status:
ERROR
Block height:
40106552
Block id:
3870d5498c8c33f09e43cdf8ca67d91f1ae519b3c54bb5668f587914e9cf353d
Timestamp:
Tuesday 1 November 2022 at 12:34:13 UTC
()
Proposer:
Authorizers:
Gas used:
47