Flow price: --
755ff5a7acb3ed4b51b8f0466aaa8f6d9ebb25ab0e90807c7f5813e3008a125c

Transaction

Hash: 755ff5a7acb3ed4b51b8f0466aaa8f6d9ebb25ab0e90807c7f5813e3008a125c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 755ff5a7acb3ed4b51b8f0466aaa8f6d9ebb25ab0e90807c7f5813e3008a125c: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:
755ff5a7acb3ed4b51b8f0466aaa8f6d9ebb25ab0e90807c7f5813e3008a125c
Status:
ERROR
Block height:
40084591
Block id:
0afb882c541e04e14ef62b2a2cb6c2131fdda0650396f8fd1c5288b462673947
Timestamp:
Tuesday 1 November 2022 at 03:39:08 UTC
()
Proposer:
Authorizers:
Gas used:
47