Flow price: --
1237a9afe3ef643797cb79093dd82db884de28e9a1db1b5ffa3f1dc0af44a38b

Transaction

Hash: 1237a9afe3ef643797cb79093dd82db884de28e9a1db1b5ffa3f1dc0af44a38b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1237a9afe3ef643797cb79093dd82db884de28e9a1db1b5ffa3f1dc0af44a38b: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:
1237a9afe3ef643797cb79093dd82db884de28e9a1db1b5ffa3f1dc0af44a38b
Status:
ERROR
Block height:
40059538
Block id:
60a2fc9e6f72ea7eef64daf16cca35edc769e37a5291be8a8d402aa2659deb45
Timestamp:
Monday 31 October 2022 at 17:38:22 UTC
()
Proposer:
Authorizers:
Gas used:
49