Flow price: --
7ff6ca2f8e269981ad500793dd191ac75c7638ce47b302de8be58f03ed943aaf

Transaction

Hash: 7ff6ca2f8e269981ad500793dd191ac75c7638ce47b302de8be58f03ed943aaf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7ff6ca2f8e269981ad500793dd191ac75c7638ce47b302de8be58f03ed943aaf: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:
7ff6ca2f8e269981ad500793dd191ac75c7638ce47b302de8be58f03ed943aaf
Status:
ERROR
Block height:
40111831
Block id:
f2863dab513b65308ad34c99296a3a1958691d6586146b2af1a01dc058c8ce1d
Timestamp:
Tuesday 1 November 2022 at 14:42:30 UTC
()
Proposer:
Authorizers:
Gas used:
50