diff --git a/Ghidra/Features/Decompiler/src/main/java/ghidra/app/decompiler/component/hover/FunctionSignatureDecompilerHover.java b/Ghidra/Features/Decompiler/src/main/java/ghidra/app/decompiler/component/hover/FunctionSignatureDecompilerHover.java
index 84d94e3d13..584fb9d093 100644
--- a/Ghidra/Features/Decompiler/src/main/java/ghidra/app/decompiler/component/hover/FunctionSignatureDecompilerHover.java
+++ b/Ghidra/Features/Decompiler/src/main/java/ghidra/app/decompiler/component/hover/FunctionSignatureDecompilerHover.java
@@ -84,6 +84,9 @@ public class FunctionSignatureDecompilerHover extends AbstractConfigurableHover
 		if (token instanceof ClangFuncNameToken) {
 
 			Function function = DecompilerUtils.getFunction(program, (ClangFuncNameToken) token);
+			if (function == null) {
+				return null; // no function in program; maybe bad address
+			}
 			String content = ToolTipUtils.getToolTipText(function, false);
 			return createTooltipComponent(content);
 		}