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https://evm.flowscan.io

Flow price: --
ae463bb9a1b71410f0518bf6525e1e2ce0759b14fec3c2c7777ad4d830f1fc29

Transaction

Hash: ae463bb9a1b71410f0518bf6525e1e2ce0759b14fec3c2c7777ad4d830f1fc29
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ae463bb9a1b71410f0518bf6525e1e2ce0759b14fec3c2c7777ad4d830f1fc29:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ae463bb9a1b71410f0518bf6525e1e2ce0759b14fec3c2c7777ad4d830f1fc29
Status:
ERROR
Block height:
39882477
Block id:
9fd0af1789e01b67969d23a6ef189996c9b5cd9a85b75c7c8439ba392c50cb5c
Timestamp:
Friday 28 October 2022 at 18:49:05 UTC
()
Proposer:
Authorizers:
Gas used:
50