Flow price: --
f2f4bd6f4c83aebfc52d0ab628efb2c301d9a62b9f23ea87c0c35dccf4ad67b5

Transaction

Hash: f2f4bd6f4c83aebfc52d0ab628efb2c301d9a62b9f23ea87c0c35dccf4ad67b5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f2f4bd6f4c83aebfc52d0ab628efb2c301d9a62b9f23ea87c0c35dccf4ad67b5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f2f4bd6f4c83aebfc52d0ab628efb2c301d9a62b9f23ea87c0c35dccf4ad67b5
Status:
ERROR
Block height:
39973336
Block id:
019d316a7caf41374f602c879d6136adc29759ba3f4f45090b3c58a3a71a6f46
Timestamp:
Sunday 30 October 2022 at 07:06:43 UTC
()
Proposer:
Authorizers:
Gas used:
50