Flow price: --
d88f8c372f1dd51ee35d57fab88b80014764aeaa4c52b73b1ea6737080c58c8d

Transaction

Hash: d88f8c372f1dd51ee35d57fab88b80014764aeaa4c52b73b1ea6737080c58c8d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d88f8c372f1dd51ee35d57fab88b80014764aeaa4c52b73b1ea6737080c58c8d: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:
d88f8c372f1dd51ee35d57fab88b80014764aeaa4c52b73b1ea6737080c58c8d
Status:
ERROR
Block height:
39989628
Block id:
f9b8717fc197654e15c066cf1c7ffd6d21dd92fb7e0f6bf39fc4404fbfe35fb8
Timestamp:
Sunday 30 October 2022 at 13:36:57 UTC
()
Proposer:
Authorizers:
Gas used:
50