Flow price: --
7f8612c21d8be9b1d11b3f802f288b2aa9200cdc7509121c061c99d891309b70

Transaction

Hash: 7f8612c21d8be9b1d11b3f802f288b2aa9200cdc7509121c061c99d891309b70
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7f8612c21d8be9b1d11b3f802f288b2aa9200cdc7509121c061c99d891309b70:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7f8612c21d8be9b1d11b3f802f288b2aa9200cdc7509121c061c99d891309b70
Status:
ERROR
Block height:
40121384
Block id:
85435a1c3aea201eeea06b602368dcf628893a8c064bb9e2bff135ed33a3d87d
Timestamp:
Tuesday 1 November 2022 at 18:34:28 UTC
()
Proposer:
Authorizers:
Gas used:
50