diff --git a/core/src/mindustry/entities/comp/BuildingComp.java b/core/src/mindustry/entities/comp/BuildingComp.java
index 7eb81b754c..7bab248bf7 100644
--- a/core/src/mindustry/entities/comp/BuildingComp.java
+++ b/core/src/mindustry/entities/comp/BuildingComp.java
@@ -197,7 +197,7 @@ abstract class BuildingComp implements Posc, Teamc, Healthc, Buildingc, Timerc,
     //region utility methods
 
     public void addPlan(boolean checkPrevious){
-        if(!block.rebuildable) return;
+        if(!block.rebuildable || (team == state.rules.defaultTeam && state.isCampaign() && !block.isVisible())) return;
 
         if(self() instanceof ConstructBuild entity){
             //update block to reflect the fact that something was being constructed
diff --git a/core/src/mindustry/world/blocks/logic/LogicBlock.java b/core/src/mindustry/world/blocks/logic/LogicBlock.java
index d8871484ff..fdbb15aea2 100644
--- a/core/src/mindustry/world/blocks/logic/LogicBlock.java
+++ b/core/src/mindustry/world/blocks/logic/LogicBlock.java
@@ -140,7 +140,7 @@ public class LogicBlock extends Block{
 
                 int bytelen = stream.readInt();
 
-                if(bytelen > maxByteLen) throw new RuntimeException("Malformed logic data! Length: " + bytelen);
+                //if(bytelen > maxByteLen) throw new RuntimeException("Malformed logic data! Length: " + bytelen);
 
                 byte[] bytes = new byte[bytelen];
                 stream.readFully(bytes);
@@ -202,7 +202,7 @@ public class LogicBlock extends Block{
                 int version = stream.read();
 
                 int bytelen = stream.readInt();
-                if(bytelen > maxByteLen) throw new RuntimeException("Malformed logic data! Length: " + bytelen);
+                //if(bytelen > maxByteLen) throw new RuntimeException("Malformed logic data! Length: " + bytelen);
                 byte[] bytes = new byte[bytelen];
                 stream.readFully(bytes);