Flow price: --
009c175074b9264da62531dbd409f7295276a40e669a01d0c9c7198c530fa2ee

Transaction

Hash: 009c175074b9264da62531dbd409f7295276a40e669a01d0c9c7198c530fa2ee
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 009c175074b9264da62531dbd409f7295276a40e669a01d0c9c7198c530fa2ee: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:
009c175074b9264da62531dbd409f7295276a40e669a01d0c9c7198c530fa2ee
Status:
ERROR
Block height:
39934979
Block id:
6d839e28865d03736358845a5346daa4315133901f25143096cc4acd40f82afe
Timestamp:
Saturday 29 October 2022 at 15:50:13 UTC
()
Proposer:
Authorizers:
Gas used:
52