Flow price: --
bf79507a214b2324cb93a525d3170f578acfb9c93d0f2cfecc5d6bef80926d21

Transaction

Hash: bf79507a214b2324cb93a525d3170f578acfb9c93d0f2cfecc5d6bef80926d21
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bf79507a214b2324cb93a525d3170f578acfb9c93d0f2cfecc5d6bef80926d21:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bf79507a214b2324cb93a525d3170f578acfb9c93d0f2cfecc5d6bef80926d21
Status:
ERROR
Block height:
40102166
Block id:
9e2ea629fa8086fbc326eeba3abc053b0ade5df2088c3a04799dbd050a2f5326
Timestamp:
Tuesday 1 November 2022 at 10:47:44 UTC
()
Proposer:
Authorizers:
Gas used:
49