Flow price: --
3fadffcfca2fcb7c2ecd151d079ea1ff60506437da67ce01dc2ef7e8c7b885c3

Transaction

Hash: 3fadffcfca2fcb7c2ecd151d079ea1ff60506437da67ce01dc2ef7e8c7b885c3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3fadffcfca2fcb7c2ecd151d079ea1ff60506437da67ce01dc2ef7e8c7b885c3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3fadffcfca2fcb7c2ecd151d079ea1ff60506437da67ce01dc2ef7e8c7b885c3
Status:
ERROR
Block height:
40154358
Block id:
3ed54143048e0dc400ee36c8bea06606a0c2464de791ca28a821891cf4116f59
Timestamp:
Wednesday 2 November 2022 at 08:00:54 UTC
()
Proposer:
Authorizers:
Gas used:
59