Flow price: --
d53800e5d2f4ec612902a2d0dba796e286f4030b40bc86dc64c44401ca811385

Transaction

Hash: d53800e5d2f4ec612902a2d0dba796e286f4030b40bc86dc64c44401ca811385
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d53800e5d2f4ec612902a2d0dba796e286f4030b40bc86dc64c44401ca811385:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d53800e5d2f4ec612902a2d0dba796e286f4030b40bc86dc64c44401ca811385
Status:
ERROR
Block height:
39941183
Block id:
8bf4becb702832480adc812ef586ecdfa8c77216adb90a2faf085de613228df2
Timestamp:
Saturday 29 October 2022 at 18:20:21 UTC
()
Proposer:
Authorizers:
Gas used:
45