Flow price: --
7e425e8c3f5cf9431d76289de9ccceaa8e6b6b4b8a9d8501a6c7021a9a110659

Transaction

Hash: 7e425e8c3f5cf9431d76289de9ccceaa8e6b6b4b8a9d8501a6c7021a9a110659
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7e425e8c3f5cf9431d76289de9ccceaa8e6b6b4b8a9d8501a6c7021a9a110659:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7e425e8c3f5cf9431d76289de9ccceaa8e6b6b4b8a9d8501a6c7021a9a110659
Status:
ERROR
Block height:
39944855
Block id:
86abe18493c152a6117bf7cdcf38c213a23611b303f21e7143114a13eda1ba26
Timestamp:
Saturday 29 October 2022 at 19:48:04 UTC
()
Proposer:
Authorizers:
Gas used:
55