Flow price: --
aca6c218bd2ecb2494ff203264856842ae438a957da31cd23258fb2f5366dda2

Transaction

Hash: aca6c218bd2ecb2494ff203264856842ae438a957da31cd23258fb2f5366dda2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> aca6c218bd2ecb2494ff203264856842ae438a957da31cd23258fb2f5366dda2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
aca6c218bd2ecb2494ff203264856842ae438a957da31cd23258fb2f5366dda2
Status:
ERROR
Block height:
40171557
Block id:
dccfb24c42865bc9b6111be7761318be738154f8bb576c382668ee4f6d174b9e
Timestamp:
Wednesday 2 November 2022 at 14:58:16 UTC
()
Proposer:
Authorizers:
Gas used:
46