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-rw-r--r--src/simulation/Simulation.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/simulation/Simulation.cpp b/src/simulation/Simulation.cpp
index c4e6fbb..2a61e24 100644
--- a/src/simulation/Simulation.cpp
+++ b/src/simulation/Simulation.cpp
@@ -2352,7 +2352,7 @@ int Simulation::create_part(int p, int x, int y, int tv)//the function for creat
int t = tv & 0xFF;
int v = (tv >> 8) & 0xFF;
- if (x<0 || y<0 || x>=XRES || y>=YRES || ((t<0 || t>=PT_NUM)&&t!=SPC_HEAT&&t!=SPC_COOL&&t!=SPC_AIR&&t!=SPC_VACUUM&&t!=SPC_PGRV&&t!=SPC_NGRV))
+ if (x<0 || y<0 || x>=XRES || y>=YRES || ((t<=0 || t>=PT_NUM)&&t!=SPC_HEAT&&t!=SPC_COOL&&t!=SPC_AIR&&t!=SPC_VACUUM&&t!=SPC_PGRV&&t!=SPC_NGRV))
return -1;
if (t>=0 && t<PT_NUM && !elements[t].Enabled)
return -1;