Flow price: --
2a9b7609aa0d3b83459950f92382aeb8419913f7465b4470a4f9990ea633f806

Transaction

Hash: 2a9b7609aa0d3b83459950f92382aeb8419913f7465b4470a4f9990ea633f806
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2a9b7609aa0d3b83459950f92382aeb8419913f7465b4470a4f9990ea633f806:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2a9b7609aa0d3b83459950f92382aeb8419913f7465b4470a4f9990ea633f806
Status:
ERROR
Block height:
39932379
Block id:
dfe46e8e8d358de8084263c60768da48faf51061edf51cefb15125438a0e266f
Timestamp:
Saturday 29 October 2022 at 14:47:02 UTC
()
Proposer:
Authorizers:
Gas used:
49