Flow price: --
372ef0e00e901904f71ea5601000484732e5218bf3ef31733d70c3ac50afea7c

Transaction

Hash: 372ef0e00e901904f71ea5601000484732e5218bf3ef31733d70c3ac50afea7c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 372ef0e00e901904f71ea5601000484732e5218bf3ef31733d70c3ac50afea7c: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:
372ef0e00e901904f71ea5601000484732e5218bf3ef31733d70c3ac50afea7c
Status:
ERROR
Block height:
39758995
Block id:
75b54baf01875b9f97895c92ea5114e5e98076cc08ec5dabbad8211103420c8d
Timestamp:
Wednesday 26 October 2022 at 17:04:02 UTC
()
Proposer:
Authorizers:
Gas used:
47