Flow price: --
a85f614afaf2cc9a54b29acfba7023f239f5e38670dc9133d51bde9eed46f063

Transaction

Hash: a85f614afaf2cc9a54b29acfba7023f239f5e38670dc9133d51bde9eed46f063
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a85f614afaf2cc9a54b29acfba7023f239f5e38670dc9133d51bde9eed46f063:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a85f614afaf2cc9a54b29acfba7023f239f5e38670dc9133d51bde9eed46f063
Status:
ERROR
Block height:
39876863
Block id:
18741457fb2c2f8fa92fbf6530376c186af77bc1512a54fb484f73c2b1f5ee6a
Timestamp:
Friday 28 October 2022 at 16:34:06 UTC
()
Proposer:
Authorizers:
Gas used:
49