diff --git a/Ghidra/Features/GraphFunctionCalls/src/main/java/functioncalls/plugin/FcgProvider.java b/Ghidra/Features/GraphFunctionCalls/src/main/java/functioncalls/plugin/FcgProvider.java
index 13b23b6bcb..0b27f475d0 100644
--- a/Ghidra/Features/GraphFunctionCalls/src/main/java/functioncalls/plugin/FcgProvider.java
+++ b/Ghidra/Features/GraphFunctionCalls/src/main/java/functioncalls/plugin/FcgProvider.java
@@ -172,6 +172,13 @@ public class FcgProvider
 		if (!graphData.hasResults()) {
 			return;
 		}
+		
+		// The graph component won't contain valid perspective information if it's not 'initialized'
+		// (i.e. rendered or displayed to the user). It may happen if the graph has been kept minimized 
+		// in the separate tab. Related method: `GraphComponent::viewerInitialized`
+		if (view.getGraphComponent().isUninitialized()) {
+			return;
+		}
 
 		GraphPerspectiveInfo<FcgVertex, FcgEdge> info = view.generateGraphPerspective();
 		graphData.setGraphPerspective(info);