Flow price: --
e71a20d13011739b9134aa845d48f53de8349b3a050024465d6d78b7c680952c

Transaction

Hash: e71a20d13011739b9134aa845d48f53de8349b3a050024465d6d78b7c680952c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e71a20d13011739b9134aa845d48f53de8349b3a050024465d6d78b7c680952c: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:
e71a20d13011739b9134aa845d48f53de8349b3a050024465d6d78b7c680952c
Status:
ERROR
Block height:
40065103
Block id:
e4bc445363191f635f19cef56c4a9c825b5868a03b9d5059b919811739ab991d
Timestamp:
Monday 31 October 2022 at 19:53:02 UTC
()
Proposer:
Authorizers:
Gas used:
46