Flow price: --
ca1a2bb8147be00c47d16901700c68a473bd960899e197c4ca40706847757308

Transaction

Hash: ca1a2bb8147be00c47d16901700c68a473bd960899e197c4ca40706847757308
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ca1a2bb8147be00c47d16901700c68a473bd960899e197c4ca40706847757308:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ca1a2bb8147be00c47d16901700c68a473bd960899e197c4ca40706847757308
Status:
ERROR
Block height:
39873447
Block id:
e0975a17c4e8869c998c5ef480f87eb5ae002a2e1bfb64458e06f628a326749a
Timestamp:
Friday 28 October 2022 at 15:12:40 UTC
()
Proposer:
Authorizers:
Gas used:
46