Flow price: --
906ec0bf8ca70bcd522c9810513eecba19f8c67f5a2b945a46406692d7c7824e

Transaction

Hash: 906ec0bf8ca70bcd522c9810513eecba19f8c67f5a2b945a46406692d7c7824e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 906ec0bf8ca70bcd522c9810513eecba19f8c67f5a2b945a46406692d7c7824e: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:
906ec0bf8ca70bcd522c9810513eecba19f8c67f5a2b945a46406692d7c7824e
Status:
ERROR
Block height:
40137356
Block id:
04ecd781fe08aad015766f8d27f1aeab7d740735c25feadb18054248bf753553
Timestamp:
Wednesday 2 November 2022 at 01:06:20 UTC
()
Proposer:
Authorizers:
Gas used:
48