Flow price: --
822dc5ec6febc4d4f930ff03deba95b9b77967c749ebf4e6aa33eaf1137d488e

Transaction

Hash: 822dc5ec6febc4d4f930ff03deba95b9b77967c749ebf4e6aa33eaf1137d488e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 822dc5ec6febc4d4f930ff03deba95b9b77967c749ebf4e6aa33eaf1137d488e: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:
822dc5ec6febc4d4f930ff03deba95b9b77967c749ebf4e6aa33eaf1137d488e
Status:
ERROR
Block height:
40142788
Block id:
a00c6a96250da503bfc97c0d054ca48fa88c20f3c4e37983e989804856ccd8fa
Timestamp:
Wednesday 2 November 2022 at 03:18:08 UTC
()
Proposer:
Authorizers:
Gas used:
48