Flow price: --
c8e23effeb92b0c616d88611e039f033cb1c2a2d66c67c3ace2671022ebb7181

Transaction

Hash: c8e23effeb92b0c616d88611e039f033cb1c2a2d66c67c3ace2671022ebb7181
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c8e23effeb92b0c616d88611e039f033cb1c2a2d66c67c3ace2671022ebb7181:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c8e23effeb92b0c616d88611e039f033cb1c2a2d66c67c3ace2671022ebb7181
Status:
ERROR
Block height:
39864213
Block id:
00c30f05a26f5519d138e1d97442e3574ddafd2f31bd37c88c8429fb0e58c22c
Timestamp:
Friday 28 October 2022 at 11:30:50 UTC
()
Proposer:
Authorizers:
Gas used:
62