Flow price: --
736aaef79cb18d80b368219402069e1643fd21e8821d02167c1700111d57e3fa

Transaction

Hash: 736aaef79cb18d80b368219402069e1643fd21e8821d02167c1700111d57e3fa
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 736aaef79cb18d80b368219402069e1643fd21e8821d02167c1700111d57e3fa: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:
736aaef79cb18d80b368219402069e1643fd21e8821d02167c1700111d57e3fa
Status:
ERROR
Block height:
40030657
Block id:
a566137eb4f81eda462f94a16280c4a4139ef0a83fbaaa5ee322705a02af61dc
Timestamp:
Monday 31 October 2022 at 05:59:20 UTC
()
Proposer:
Authorizers:
Gas used:
46