diff --git a/Sources/arm/Importer.hx b/Sources/arm/Importer.hx
index ceae0dfb..d00c93e0 100644
--- a/Sources/arm/Importer.hx
+++ b/Sources/arm/Importer.hx
@@ -397,6 +397,7 @@ class Importer {
 				obj = new iron.format.obj.ObjParser(b, obj.pos);
 				addMesh(obj);
 			}
+			iron.data.Data.deleteBlob(path);
 		});
 	}
 
@@ -404,6 +405,7 @@ class Importer {
 		iron.data.Data.getBlob(path, function(b:kha.Blob) {
 			var obj = new iron.format.gltf.GltfParser(b);
 			makeMesh(obj, path);
+			iron.data.Data.deleteBlob(path);
 		});
 	}
 
@@ -414,6 +416,7 @@ class Importer {
 			while (obj.next()) {
 				addMesh(obj);
 			}
+			iron.data.Data.deleteBlob(path);
 		});
 	}
 
@@ -564,6 +567,7 @@ class Importer {
 			name = name.substring(2, name.length);
 			var obj = {posa: posa, nora: nora, texa: texa, inda: inda, name: name, scalePos: scalePos, scaleTes: 1.0};
 			makeMesh(obj, path);
+			iron.data.Data.deleteBlob(path);
 		});
 	}
 
diff --git a/Sources/arm/Project.hx b/Sources/arm/Project.hx
index 8d83b4a0..8a55a455 100644
--- a/Sources/arm/Project.hx
+++ b/Sources/arm/Project.hx
@@ -259,6 +259,8 @@ class Project {
 
 			UITrait.inst.ddirty = 4;
 			UITrait.inst.hwnd.redraws = 2;
+
+			iron.data.Data.deleteBlob(path);
 		});
 	}
 }
diff --git a/Sources/arm/ui/UITrait.hx b/Sources/arm/ui/UITrait.hx
index 04288cc7..d7b156c5 100644
--- a/Sources/arm/ui/UITrait.hx
+++ b/Sources/arm/ui/UITrait.hx
@@ -1750,6 +1750,9 @@ class UITrait extends iron.Trait {
 					ui.row([1/2, 1/2]);
 					drawWireframe = ui.check(wireframeHandle, "Wireframe");
 					if (wireframeHandle.changed) {
+						ui.g.end();
+						UIView2D.inst.cacheUVMap();
+						ui.g.begin(false);
 						UINodes.inst.parseMeshMaterial();
 						ddirty = 2;
 					}