Flow price: --
c98aa0f10de7deb33c4fc6d2970f00788299ee8835d52905966463a32e156707

Transaction

Hash: c98aa0f10de7deb33c4fc6d2970f00788299ee8835d52905966463a32e156707
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c98aa0f10de7deb33c4fc6d2970f00788299ee8835d52905966463a32e156707:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c98aa0f10de7deb33c4fc6d2970f00788299ee8835d52905966463a32e156707
Status:
ERROR
Block height:
40050122
Block id:
4f068dfbac0beac86ba8524759c2d9b57d95a6cd54605b89c361949a59bd5cd6
Timestamp:
Monday 31 October 2022 at 13:48:54 UTC
()
Proposer:
Authorizers:
Gas used:
49