Flow price: --
c4fbf0fa33fac3390725b1597aec2ca494b2fce5248fb64c5d99884b991a139c

Transaction

Hash: c4fbf0fa33fac3390725b1597aec2ca494b2fce5248fb64c5d99884b991a139c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c4fbf0fa33fac3390725b1597aec2ca494b2fce5248fb64c5d99884b991a139c: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:
c4fbf0fa33fac3390725b1597aec2ca494b2fce5248fb64c5d99884b991a139c
Status:
ERROR
Block height:
39772461
Block id:
1dd42c75d38e68a2596ca411e8123ee5f09b76a2e62b6a1251ca0ef08c3640f6
Timestamp:
Wednesday 26 October 2022 at 22:29:53 UTC
()
Proposer:
Authorizers:
Gas used:
50