Flow price: --
2ab69e9340cc12758b55b99353fc85dfac1c30cec41a15e1e0277f493443ab10

Transaction

Hash: 2ab69e9340cc12758b55b99353fc85dfac1c30cec41a15e1e0277f493443ab10
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2ab69e9340cc12758b55b99353fc85dfac1c30cec41a15e1e0277f493443ab10:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2ab69e9340cc12758b55b99353fc85dfac1c30cec41a15e1e0277f493443ab10
Status:
ERROR
Block height:
40153797
Block id:
2ac84e74b19c9cba638e602686356c17e6f1e86ccfd49ba91a84d59f577a6fc6
Timestamp:
Wednesday 2 November 2022 at 07:47:25 UTC
()
Proposer:
Authorizers:
Gas used:
49