Flow price: --
23203e3efea6090255e1dce02b1d3896594751adbf1d4f5f83f81723c9fa7304

Transaction

Hash: 23203e3efea6090255e1dce02b1d3896594751adbf1d4f5f83f81723c9fa7304
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 23203e3efea6090255e1dce02b1d3896594751adbf1d4f5f83f81723c9fa7304:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
23203e3efea6090255e1dce02b1d3896594751adbf1d4f5f83f81723c9fa7304
Status:
ERROR
Block height:
39866976
Block id:
a76275bf8df27f2a83253cb83b1353071d2688f3f17c03d691ce7a2f07d5a5fd
Timestamp:
Friday 28 October 2022 at 12:36:45 UTC
()
Proposer:
Authorizers:
Gas used:
51