Flow price: --
9e1f0baedb4ec35393938cd92ae866b7fcd2afb08e2cfc2d508cd47d11d3cfd2

Transaction

Hash: 9e1f0baedb4ec35393938cd92ae866b7fcd2afb08e2cfc2d508cd47d11d3cfd2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9e1f0baedb4ec35393938cd92ae866b7fcd2afb08e2cfc2d508cd47d11d3cfd2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9e1f0baedb4ec35393938cd92ae866b7fcd2afb08e2cfc2d508cd47d11d3cfd2
Status:
ERROR
Block height:
39840034
Block id:
c178bc8adc279d3e86f803a0247d024a68d92ec2900dd95094133d195763093a
Timestamp:
Friday 28 October 2022 at 01:45:25 UTC
()
Proposer:
Authorizers:
Gas used:
47