Flow price: --
c478d15b09250ae475ec2f9a2c8c76d0a0446adc40e625158c5cad3c6ceb3e33

Transaction

Hash: c478d15b09250ae475ec2f9a2c8c76d0a0446adc40e625158c5cad3c6ceb3e33
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c478d15b09250ae475ec2f9a2c8c76d0a0446adc40e625158c5cad3c6ceb3e33:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c478d15b09250ae475ec2f9a2c8c76d0a0446adc40e625158c5cad3c6ceb3e33
Status:
ERROR
Block height:
40031599
Block id:
8295f1b42ffc3871e68527844b873e4aaa6571bfc75c826455d122f4b756b455
Timestamp:
Monday 31 October 2022 at 06:22:02 UTC
()
Proposer:
Authorizers:
Gas used:
46