Flow price: --
574e7aee6e7c21dfcbf8100d0afaede5a2ffc1d9ae4d5a5337efe7481648d27d

Transaction

Hash: 574e7aee6e7c21dfcbf8100d0afaede5a2ffc1d9ae4d5a5337efe7481648d27d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 574e7aee6e7c21dfcbf8100d0afaede5a2ffc1d9ae4d5a5337efe7481648d27d: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:
574e7aee6e7c21dfcbf8100d0afaede5a2ffc1d9ae4d5a5337efe7481648d27d
Status:
ERROR
Block height:
39854950
Block id:
79d620b648c0492c12c67bbb24d74f90421a833f543a063dde4f05f5177dca4c
Timestamp:
Friday 28 October 2022 at 07:47:08 UTC
()
Proposer:
Authorizers:
Gas used:
46