Flow price: --
a00e6437a0be50783e0afce93ee4f51b61849c52322f0d1b1c8201a6c5f28895

Transaction

Hash: a00e6437a0be50783e0afce93ee4f51b61849c52322f0d1b1c8201a6c5f28895
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a00e6437a0be50783e0afce93ee4f51b61849c52322f0d1b1c8201a6c5f28895:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a00e6437a0be50783e0afce93ee4f51b61849c52322f0d1b1c8201a6c5f28895
Status:
ERROR
Block height:
40054626
Block id:
eacc281ee2619022c20217c4e6be3b42b564a7009cc0aa1ca6c88b5ae9338aba
Timestamp:
Monday 31 October 2022 at 15:38:30 UTC
()
Proposer:
Authorizers:
Gas used:
46