Flow price: --
1b943dc6e1d8cd35de51ad810c129175247e70cafbb10b4f58d4eb65d3c57985

Transaction

Hash: 1b943dc6e1d8cd35de51ad810c129175247e70cafbb10b4f58d4eb65d3c57985
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1b943dc6e1d8cd35de51ad810c129175247e70cafbb10b4f58d4eb65d3c57985:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1b943dc6e1d8cd35de51ad810c129175247e70cafbb10b4f58d4eb65d3c57985
Status:
ERROR
Block height:
39855202
Block id:
4071349857be92784f045ad3a4a8e506d78c48082d68002ad4d026bae4bd60e3
Timestamp:
Friday 28 October 2022 at 07:53:15 UTC
()
Proposer:
Authorizers:
Gas used:
50