Flow price: --
73a53fd8486d6753e36924488a6b438c161237e848bf8cefad6c1cb6da59267b

Transaction

Hash: 73a53fd8486d6753e36924488a6b438c161237e848bf8cefad6c1cb6da59267b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 73a53fd8486d6753e36924488a6b438c161237e848bf8cefad6c1cb6da59267b: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:
73a53fd8486d6753e36924488a6b438c161237e848bf8cefad6c1cb6da59267b
Status:
ERROR
Block height:
39845107
Block id:
62c044ad1403c8b64023da1bcb2f5b82eb7f68e8df8924024eb836a9f77cab2c
Timestamp:
Friday 28 October 2022 at 03:47:16 UTC
()
Proposer:
Authorizers:
Gas used:
47