Flow price: --
2cdd45aa08a5ddf757c9054e9642a062669fac118c3752e7fe92e18cab8eed14

Transaction

Hash: 2cdd45aa08a5ddf757c9054e9642a062669fac118c3752e7fe92e18cab8eed14
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2cdd45aa08a5ddf757c9054e9642a062669fac118c3752e7fe92e18cab8eed14:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2cdd45aa08a5ddf757c9054e9642a062669fac118c3752e7fe92e18cab8eed14
Status:
ERROR
Block height:
40118973
Block id:
2842135910bbde337e91a30ad720ee0544ca51a549b5f673e2c24ea18dc5950e
Timestamp:
Tuesday 1 November 2022 at 17:36:26 UTC
()
Proposer:
Authorizers:
Gas used:
51