Flow price: --
13d9b8af30b3c61cad6424dfd5f8e1139261d8d9ab4a866f1f0615e69b5181d1

Transaction

Hash: 13d9b8af30b3c61cad6424dfd5f8e1139261d8d9ab4a866f1f0615e69b5181d1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 13d9b8af30b3c61cad6424dfd5f8e1139261d8d9ab4a866f1f0615e69b5181d1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
13d9b8af30b3c61cad6424dfd5f8e1139261d8d9ab4a866f1f0615e69b5181d1
Status:
ERROR
Block height:
40155251
Block id:
515abc8057bb5715f8ce4ac5bab2507219a9f4c5664e73adff875ba0fb20d7b9
Timestamp:
Wednesday 2 November 2022 at 08:22:40 UTC
()
Proposer:
Authorizers:
Gas used:
46