Flow price: --
739786b491b953579f0e6804bf135b1a990b3648c85c2aee745935405e1475f1

Transaction

Hash: 739786b491b953579f0e6804bf135b1a990b3648c85c2aee745935405e1475f1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 739786b491b953579f0e6804bf135b1a990b3648c85c2aee745935405e1475f1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
739786b491b953579f0e6804bf135b1a990b3648c85c2aee745935405e1475f1
Status:
ERROR
Block height:
40150212
Block id:
d0f893c135faef8877dc515296af76864529da8a83690d53f27ca14e0e4903c4
Timestamp:
Wednesday 2 November 2022 at 06:19:32 UTC
()
Proposer:
Authorizers:
Gas used:
47