Flow price: --
477583bb260d428dbcce291f51f30e9787ba3a0647ace6428d36663afed5a33e

Transaction

Hash: 477583bb260d428dbcce291f51f30e9787ba3a0647ace6428d36663afed5a33e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 477583bb260d428dbcce291f51f30e9787ba3a0647ace6428d36663afed5a33e: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:
477583bb260d428dbcce291f51f30e9787ba3a0647ace6428d36663afed5a33e
Status:
ERROR
Block height:
39966909
Block id:
a22a6010215d4552b5b99beec526a211cca84e1376b5084aff1712c76d6a4ffb
Timestamp:
Sunday 30 October 2022 at 04:31:07 UTC
()
Proposer:
Authorizers:
Gas used:
49