Flow price: --
5d8f5dddf63cd55b6029f8accad145bcfe7df64d9ab93429428deb505149086f

Transaction

Hash: 5d8f5dddf63cd55b6029f8accad145bcfe7df64d9ab93429428deb505149086f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5d8f5dddf63cd55b6029f8accad145bcfe7df64d9ab93429428deb505149086f: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:
5d8f5dddf63cd55b6029f8accad145bcfe7df64d9ab93429428deb505149086f
Status:
ERROR
Block height:
40055767
Block id:
20a510ae907bd7fba8001913dbeeeb71a9e690665692a75189c59dafaa5116d3
Timestamp:
Monday 31 October 2022 at 16:06:28 UTC
()
Proposer:
Authorizers:
Gas used:
59