Flow price: --
5c11137a30f07496e8f19f1301c3a0dcb6b77afb16617558e9cc492caadbd8a0

Transaction

Hash: 5c11137a30f07496e8f19f1301c3a0dcb6b77afb16617558e9cc492caadbd8a0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5c11137a30f07496e8f19f1301c3a0dcb6b77afb16617558e9cc492caadbd8a0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5c11137a30f07496e8f19f1301c3a0dcb6b77afb16617558e9cc492caadbd8a0
Status:
ERROR
Block height:
39799267
Block id:
7774b83a7736b72c10b6b00ae97b861a7fa9a953584ecc3df5b429b17abead15
Timestamp:
Thursday 27 October 2022 at 09:17:57 UTC
()
Proposer:
Authorizers:
Gas used:
46