Flow price: --
f8bdc5deb3272565478acb7b41ca67c3a7111568d1702e220fef60c996d7d81c

Transaction

Hash: f8bdc5deb3272565478acb7b41ca67c3a7111568d1702e220fef60c996d7d81c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f8bdc5deb3272565478acb7b41ca67c3a7111568d1702e220fef60c996d7d81c: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:
f8bdc5deb3272565478acb7b41ca67c3a7111568d1702e220fef60c996d7d81c
Status:
ERROR
Block height:
40017123
Block id:
0e8382c3f797eb1842b3a1589c403e91201aaf6f145fb06d57ef41c42b041bec
Timestamp:
Monday 31 October 2022 at 00:33:11 UTC
()
Proposer:
Authorizers:
Gas used:
49