diff --git a/Core/GameEngine/Source/GameClient/GUI/ControlBar/ControlBar.cpp b/Core/GameEngine/Source/GameClient/GUI/ControlBar/ControlBar.cpp
index 2c90a3d80d2..29f01b5d525 100644
--- a/Core/GameEngine/Source/GameClient/GUI/ControlBar/ControlBar.cpp
+++ b/Core/GameEngine/Source/GameClient/GUI/ControlBar/ControlBar.cpp
@@ -424,8 +424,15 @@ void ControlBar::populatePurchaseScience( Player* player )
 	win = TheWindowManager->winGetWindowFromId( m_contextParent[ CP_PURCHASE_SCIENCE ], TheNameKeyGenerator->nameToKey( "GeneralsExpPoints.wnd:ProgressBarExperience" ) );
 	if(win)
 	{
-		Int progress;
-		progress = ((player->getSkillPoints() - player->getSkillPointsLevelDown()) * 100) /(player->getSkillPointsLevelUp() - player->getSkillPointsLevelDown());
+		const Int skillPointsRequired = player->getSkillPointsLevelUp() - player->getSkillPointsLevelDown();
+		Int progress = 0;
+
+		// TheSuperHackers @bugfix Caball009 12/07/2026 Prevent possible division by zero.
+		if (skillPointsRequired > 0)
+		{
+			progress = ((player->getSkillPoints() - player->getSkillPointsLevelDown()) * 100) / skillPointsRequired;
+		}
+
 		GadgetProgressBarSetProgress(win, progress);
 	}
 
@@ -483,8 +490,15 @@ void ControlBar::updateContextPurchaseScience()
 	win = TheWindowManager->winGetWindowFromId( m_contextParent[ CP_PURCHASE_SCIENCE ], TheNameKeyGenerator->nameToKey( "GeneralsExpPoints.wnd:ProgressBarExperience" ) );
 	if(win)
 	{
-		Int progress;
-		progress = ((player->getSkillPoints() - player->getSkillPointsLevelDown()) * 100) /(player->getSkillPointsLevelUp() - player->getSkillPointsLevelDown());
+		const Int skillPointsRequired = player->getSkillPointsLevelUp() - player->getSkillPointsLevelDown();
+		Int progress = 0;
+
+		// TheSuperHackers @bugfix Caball009 12/07/2026 Prevent possible division by zero.
+		if (skillPointsRequired > 0)
+		{
+			progress = ((player->getSkillPoints() - player->getSkillPointsLevelDown()) * 100) / skillPointsRequired;
+		}
+
 		GadgetProgressBarSetProgress(win, progress);
 	}