Flow price: --
6a9204165ee5fe29cb1af7f459e3718c88499ec6217cdd56730e09baa101b70f

Transaction

Hash: 6a9204165ee5fe29cb1af7f459e3718c88499ec6217cdd56730e09baa101b70f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6a9204165ee5fe29cb1af7f459e3718c88499ec6217cdd56730e09baa101b70f: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:
6a9204165ee5fe29cb1af7f459e3718c88499ec6217cdd56730e09baa101b70f
Status:
ERROR
Block height:
39918889
Block id:
d2dfa241f1c10c931240bac987a8d889c3d5cec1e443193adbc03acd35f03a61
Timestamp:
Saturday 29 October 2022 at 09:20:09 UTC
()
Proposer:
Authorizers:
Gas used:
49