Flow price: --
18e2483630f2691031e4809bdcaba72a1cd3c307b8229e582080adbc01013bf0

Transaction

Hash: 18e2483630f2691031e4809bdcaba72a1cd3c307b8229e582080adbc01013bf0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 18e2483630f2691031e4809bdcaba72a1cd3c307b8229e582080adbc01013bf0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
18e2483630f2691031e4809bdcaba72a1cd3c307b8229e582080adbc01013bf0
Status:
ERROR
Block height:
40135572
Block id:
0f93fcf2cf3ae4f7054834bbcc16f88d2d497dc1838d27fb3bd04d27ad0135b9
Timestamp:
Wednesday 2 November 2022 at 00:23:21 UTC
()
Proposer:
Authorizers:
Gas used:
49