Flow price: --
3fb9112e771b4008ec262f45f8b5e54c7533cc5226e6b00a217b25c6345f8f64

Transaction

Hash: 3fb9112e771b4008ec262f45f8b5e54c7533cc5226e6b00a217b25c6345f8f64
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3fb9112e771b4008ec262f45f8b5e54c7533cc5226e6b00a217b25c6345f8f64:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3fb9112e771b4008ec262f45f8b5e54c7533cc5226e6b00a217b25c6345f8f64
Status:
ERROR
Block height:
40155364
Block id:
338149249d50b08224157e9e9d34fffa5224b5eab092a58e4f1a8e99e53db8e7
Timestamp:
Wednesday 2 November 2022 at 08:25:30 UTC
()
Proposer:
Authorizers:
Gas used:
50