diff --git a/src/compiler/iml/imlvalue.rs b/src/compiler/iml/imlvalue.rs
index c8fa9069..7fe4631d 100644
--- a/src/compiler/iml/imlvalue.rs
+++ b/src/compiler/iml/imlvalue.rs
@@ -97,7 +97,10 @@ impl ImlValue {
     */
     pub fn resolve(&mut self, compiler: &mut Compiler) -> bool {
         let resolve = match self {
-            Self::Unresolved(value) => return value.borrow_mut().resolve(compiler),
+            Self::Unresolved(value) => match value.try_borrow_mut() {
+                Ok(mut value) => return value.resolve(compiler),
+                Err(_) => todo!("Recursive resolve()"),
+            },
             Self::Name { offset, name, .. } => compiler.get(offset.clone(), &name),
             Self::Instance {
                 offset,
diff --git a/src/utils.rs b/src/utils.rs
index a9be5de9..04a76bab 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -206,15 +206,19 @@ pub(crate) fn testcase(code: &str) {
                 let line = err
                     .get(0)
                     .expect("Expecting stderr but nothing was emitted");
-                assert_eq!(
-                    line,
-                    exp,
-                    "{}:{} stderr expects {:?} but got {:?}",
-                    filename,
-                    lines + row + 1,
-                    exp,
-                    line
-                );
+
+                if exp != "SKIP" {
+                    assert_eq!(
+                        line,
+                        exp,
+                        "{}:{} stderr expects {:?} but got {:?}",
+                        filename,
+                        lines + row + 1,
+                        exp,
+                        line
+                    );
+                }
+
                 err.remove(0);
             } else {
                 /*
@@ -228,15 +232,19 @@ pub(crate) fn testcase(code: &str) {
                 let line = out
                     .get(0)
                     .expect("Expecting stdout but nothing was emitted");
-                assert_eq!(
-                    line,
-                    exp,
-                    "{}:{} stdout expects {:?} but got {:?}",
-                    filename,
-                    lines + row + 1,
-                    exp,
-                    line
-                );
+
+                if exp != "SKIP" {
+                    assert_eq!(
+                        line,
+                        exp,
+                        "{}:{} stdout expects {:?} but got {:?}",
+                        filename,
+                        lines + row + 1,
+                        exp,
+                        line
+                    );
+                }
+
                 out.remove(0);
             }
         }
diff --git a/tests/parselet_generic_selfref.tok b/tests/parselet_generic_selfref.tok
new file mode 100644
index 00000000..c1397080
--- /dev/null
+++ b/tests/parselet_generic_selfref.tok
@@ -0,0 +1,12 @@
+Y: X<Y>
+
+X: @<X> {
+    'x' X
+}
+
+Y<'a'> print("Ja!")
+X<'x'> print("Jx!")
+#---
+#ERR:SKIP
+#ERR:not yet implemented: Recursive resolve()
+#ERR:SKIP