Flow price: --
1a40ece022b8394145f5e663a417bc05b709caf591d05daee1c057d15a571521

Transaction

Hash: 1a40ece022b8394145f5e663a417bc05b709caf591d05daee1c057d15a571521
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1a40ece022b8394145f5e663a417bc05b709caf591d05daee1c057d15a571521:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1a40ece022b8394145f5e663a417bc05b709caf591d05daee1c057d15a571521
Status:
ERROR
Block height:
40117479
Block id:
88f62c6f0c67e5287bd2aba10b06332af46d274d4e2f84b0a89080ddb448117f
Timestamp:
Tuesday 1 November 2022 at 16:59:51 UTC
()
Proposer:
Authorizers:
Gas used:
49