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-rw-r--r--src/ai/api/ai_group.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/ai/api/ai_group.cpp b/src/ai/api/ai_group.cpp
index 6f4d25de9..cbcc8162b 100644
--- a/src/ai/api/ai_group.cpp
+++ b/src/ai/api/ai_group.cpp
@@ -16,7 +16,8 @@
/* static */ bool AIGroup::IsValidGroup(GroupID group_id)
{
- return ::Group::IsValidID(group_id) && ::Group::Get(group_id)->owner == _current_company;
+ const Group *g = ::Group::GetIfValid(group_id);
+ return g != NULL && g->owner == _current_company;
}
/* static */ AIGroup::GroupID AIGroup::CreateGroup(AIVehicle::VehicleType vehicle_type)