Flow price: --
fefaaf5fec839a72a1a9d91adb58628373bd330e72f6e2f46a236f71b7ca50e9

Transaction

Hash: fefaaf5fec839a72a1a9d91adb58628373bd330e72f6e2f46a236f71b7ca50e9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> fefaaf5fec839a72a1a9d91adb58628373bd330e72f6e2f46a236f71b7ca50e9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
fefaaf5fec839a72a1a9d91adb58628373bd330e72f6e2f46a236f71b7ca50e9
Status:
ERROR
Block height:
39842001
Block id:
feb168772bde65b77bb653da36779a454a5b70c4ff85666d39d87232d9400874
Timestamp:
Friday 28 October 2022 at 02:32:51 UTC
()
Proposer:
Authorizers:
Gas used:
47