Flow price: --
980734b83b24eab22cc16bffc7b322d9079c9d846f721d6faa0103aa93070082

Transaction

Hash: 980734b83b24eab22cc16bffc7b322d9079c9d846f721d6faa0103aa93070082
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 980734b83b24eab22cc16bffc7b322d9079c9d846f721d6faa0103aa93070082:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
980734b83b24eab22cc16bffc7b322d9079c9d846f721d6faa0103aa93070082
Status:
ERROR
Block height:
40165421
Block id:
894732e71df90d93899cb89b3d339c7a38fd4e3c0506ba7e2a29038abdebecfa
Timestamp:
Wednesday 2 November 2022 at 12:29:49 UTC
()
Proposer:
Authorizers:
Gas used:
47