Flow price: --
90d1d83cc651ca393b79354a3493b831bddb0aa39f408a56fdc93fbaa2d3bf39

Transaction

Hash: 90d1d83cc651ca393b79354a3493b831bddb0aa39f408a56fdc93fbaa2d3bf39
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 90d1d83cc651ca393b79354a3493b831bddb0aa39f408a56fdc93fbaa2d3bf39:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
90d1d83cc651ca393b79354a3493b831bddb0aa39f408a56fdc93fbaa2d3bf39
Status:
ERROR
Block height:
39855145
Block id:
cb64edaaaa8704372faa00bfe78c7819221b5cf84bbe4b1cea2aa56176471e33
Timestamp:
Friday 28 October 2022 at 07:51:51 UTC
()
Proposer:
Authorizers:
Gas used:
46