Flow price: --
a05f10701e5886bdbe23f0880957d8a32a59aedd0a1ab1eb184aac3a7ad177e1

Transaction

Hash: a05f10701e5886bdbe23f0880957d8a32a59aedd0a1ab1eb184aac3a7ad177e1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a05f10701e5886bdbe23f0880957d8a32a59aedd0a1ab1eb184aac3a7ad177e1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a05f10701e5886bdbe23f0880957d8a32a59aedd0a1ab1eb184aac3a7ad177e1
Status:
ERROR
Block height:
39856266
Block id:
dfc3b978a565365aa18149dc2ed8c01269609d166e20d4b0b37f54a6eeb97589
Timestamp:
Friday 28 October 2022 at 08:19:15 UTC
()
Proposer:
Authorizers:
Gas used:
66