Flow price: --
e7649f87c4000aa584dea669cc783f02e1fba529f4ba9ff097bb5965242481d6

Transaction

Hash: e7649f87c4000aa584dea669cc783f02e1fba529f4ba9ff097bb5965242481d6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e7649f87c4000aa584dea669cc783f02e1fba529f4ba9ff097bb5965242481d6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e7649f87c4000aa584dea669cc783f02e1fba529f4ba9ff097bb5965242481d6
Status:
ERROR
Block height:
40118740
Block id:
92a7ac6d6ec81d18ab54f29fb1e6998d53f9b0df13db7ff284280689a9a4590a
Timestamp:
Tuesday 1 November 2022 at 17:30:35 UTC
()
Proposer:
Authorizers:
Gas used:
47