Flow price: --
7586b5b9132d053ad26a9fa6139baee8d58605e4401e482c56dbcf578489f5f6

Transaction

Hash: 7586b5b9132d053ad26a9fa6139baee8d58605e4401e482c56dbcf578489f5f6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7586b5b9132d053ad26a9fa6139baee8d58605e4401e482c56dbcf578489f5f6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7586b5b9132d053ad26a9fa6139baee8d58605e4401e482c56dbcf578489f5f6
Status:
ERROR
Block height:
40141633
Block id:
1f358b3fdeba37e2f73873d00e690e57de4003dbd7f5da8ab44badb81d015c79
Timestamp:
Wednesday 2 November 2022 at 02:50:25 UTC
()
Proposer:
Authorizers:
Gas used:
48