Flow price: --
9aff3b528d9d01174500de18450a947f4111993a93174e93e3866907943f87c0

Transaction

Hash: 9aff3b528d9d01174500de18450a947f4111993a93174e93e3866907943f87c0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9aff3b528d9d01174500de18450a947f4111993a93174e93e3866907943f87c0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9aff3b528d9d01174500de18450a947f4111993a93174e93e3866907943f87c0
Status:
ERROR
Block height:
40034493
Block id:
56978518e844d368d32070c770ad9810e43919896c861191cfe62caae33bef39
Timestamp:
Monday 31 October 2022 at 07:31:35 UTC
()
Proposer:
Authorizers:
Gas used:
50