Flow price: --
9345cd58bbcde039cb7761ec8bede83d1f03325db3f1281c82486fdc422f66b3

Transaction

Hash: 9345cd58bbcde039cb7761ec8bede83d1f03325db3f1281c82486fdc422f66b3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9345cd58bbcde039cb7761ec8bede83d1f03325db3f1281c82486fdc422f66b3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9345cd58bbcde039cb7761ec8bede83d1f03325db3f1281c82486fdc422f66b3
Status:
ERROR
Block height:
39801873
Block id:
683cd8ab7db596914736e7301f59304cea29becfb184dc25d90ab8d54aabfce6
Timestamp:
Thursday 27 October 2022 at 10:20:12 UTC
()
Proposer:
Authorizers:
Gas used:
50