Flow price: --
ab98356571dc5abd91a7d0ad471c3bcd48bf891eec6172ede0e50207bec32883

Transaction

Hash: ab98356571dc5abd91a7d0ad471c3bcd48bf891eec6172ede0e50207bec32883
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ab98356571dc5abd91a7d0ad471c3bcd48bf891eec6172ede0e50207bec32883:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ab98356571dc5abd91a7d0ad471c3bcd48bf891eec6172ede0e50207bec32883
Status:
ERROR
Block height:
40054183
Block id:
d98330dd6def410a06345fa5d8a4a8282ccf02a12e119c0bbc036b56f56aa67c
Timestamp:
Monday 31 October 2022 at 15:27:43 UTC
()
Proposer:
Authorizers:
Gas used:
46