Flow price: --
635645fa4349da29a3e3355bd968303354e66f8b710cf411540b18905a87f70e

Transaction

Hash: 635645fa4349da29a3e3355bd968303354e66f8b710cf411540b18905a87f70e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 635645fa4349da29a3e3355bd968303354e66f8b710cf411540b18905a87f70e: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:
635645fa4349da29a3e3355bd968303354e66f8b710cf411540b18905a87f70e
Status:
ERROR
Block height:
39915684
Block id:
55275fc55b1f39eb44d687447e56ec43131d0aa92f350e3bdbd78fb922d87b6f
Timestamp:
Saturday 29 October 2022 at 08:02:50 UTC
()
Proposer:
Authorizers:
Gas used:
39