diff --git a/compiler/forget/packages/babel-plugin-react-forget/src/HIR/BuildHIR.ts b/compiler/forget/packages/babel-plugin-react-forget/src/HIR/BuildHIR.ts
index f5244c6aab..dfdd840a21 100644
--- a/compiler/forget/packages/babel-plugin-react-forget/src/HIR/BuildHIR.ts
+++ b/compiler/forget/packages/babel-plugin-react-forget/src/HIR/BuildHIR.ts
@@ -2215,6 +2215,20 @@ function lowerMemberExpression(
   const object =
     loweredObject ?? lowerExpressionToTemporary(builder, objectNode);
 
+  if (objectNode.isIdentifier() && objectNode.node.name === "React") {
+    builder.errors.push({
+      reason: `(BuildHIR::lowerMemberExpression) Handle loading properties from React namespace`,
+      severity: ErrorSeverity.Todo,
+      loc: propertyNode.node.loc ?? null,
+      suggestions: null,
+    });
+    return {
+      object,
+      property: propertyNode.toString(),
+      value: { kind: "UnsupportedNode", node: exprNode, loc: exprLoc },
+    };
+  }
+
   if (!expr.node.computed) {
     if (!propertyNode.isIdentifier()) {
       builder.errors.push({
diff --git a/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/_bug.hooks-with-React-namespace.expect.md b/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/_bug.hooks-with-React-namespace.expect.md
deleted file mode 100644
index 2b2384dede..0000000000
--- a/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/_bug.hooks-with-React-namespace.expect.md
+++ /dev/null
@@ -1,30 +0,0 @@
-
-## Input
-
-```javascript
-function Foo() {
-  const [x, setX] = React.useState(1);
-  return x;
-}
-
-```
-
-## Code
-
-```javascript
-import { unstable_useMemoCache as useMemoCache } from "react";
-function Foo() {
-  const $ = useMemoCache(1);
-  let t0;
-  if ($[0] === Symbol.for("react.memo_cache_sentinel")) {
-    t0 = React.useState(1);
-    $[0] = t0;
-  } else {
-    t0 = $[0];
-  }
-  const [x] = t0;
-  return x;
-}
-
-```
-      
\ No newline at end of file
diff --git a/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/babel-existing-react-kitchensink-import.expect.md b/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/babel-existing-react-kitchensink-import.expect.md
index 3ff22edbed..08d7f400a4 100644
--- a/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/babel-existing-react-kitchensink-import.expect.md
+++ b/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/babel-existing-react-kitchensink-import.expect.md
@@ -3,18 +3,18 @@
 
 ```javascript
 import * as React from "react";
-import { useState } from "react";
+import { useState, useMemo } from "react";
 
 function Component(props) {
   const [x] = useState(0);
-  const expensiveNumber = React.useMemo(() => calculateExpensiveNumber(x), [x]);
+  const expensiveNumber = useMemo(() => calculateExpensiveNumber(x), [x]);
 
   return <div>{expensiveNumber}</div>;
 }
 
 function Component2(props) {
   const [x] = useState(0);
-  const expensiveNumber = React.useMemo(() => calculateExpensiveNumber(x), [x]);
+  const expensiveNumber = useMemo(() => calculateExpensiveNumber(x), [x]);
 
   return <div>{expensiveNumber}</div>;
 }
@@ -25,74 +25,62 @@ function Component2(props) {
 
 ```javascript
 import * as React from "react";
-import { useState, unstable_useMemoCache as useMemoCache } from "react";
+import {
+  useState,
+  useMemo,
+  unstable_useMemoCache as useMemoCache,
+} from "react";
 
 function Component(props) {
-  const $ = useMemoCache(6);
+  const $ = useMemoCache(4);
   const [x] = useState(0);
   const c_0 = $[0] !== x;
-  let t1;
+  let t0;
   if (c_0) {
-    const c_2 = $[2] !== x;
-    let t0;
-    if (c_2) {
-      t0 = () => calculateExpensiveNumber(x);
-      $[2] = x;
-      $[3] = t0;
-    } else {
-      t0 = $[3];
-    }
-    t1 = React.useMemo(t0, [x]);
+    t0 = calculateExpensiveNumber(x);
     $[0] = x;
-    $[1] = t1;
+    $[1] = t0;
   } else {
-    t1 = $[1];
+    t0 = $[1];
   }
-  const expensiveNumber = t1;
-  const c_4 = $[4] !== expensiveNumber;
-  let t2;
-  if (c_4) {
-    t2 = <div>{expensiveNumber}</div>;
-    $[4] = expensiveNumber;
-    $[5] = t2;
+  const t15 = t0;
+  const expensiveNumber = t15;
+  const c_2 = $[2] !== expensiveNumber;
+  let t1;
+  if (c_2) {
+    t1 = <div>{expensiveNumber}</div>;
+    $[2] = expensiveNumber;
+    $[3] = t1;
   } else {
-    t2 = $[5];
+    t1 = $[3];
   }
-  return t2;
+  return t1;
 }
 
 function Component2(props) {
-  const $ = useMemoCache(6);
+  const $ = useMemoCache(4);
   const [x] = useState(0);
   const c_0 = $[0] !== x;
-  let t1;
+  let t0;
   if (c_0) {
-    const c_2 = $[2] !== x;
-    let t0;
-    if (c_2) {
-      t0 = () => calculateExpensiveNumber(x);
-      $[2] = x;
-      $[3] = t0;
-    } else {
-      t0 = $[3];
-    }
-    t1 = React.useMemo(t0, [x]);
+    t0 = calculateExpensiveNumber(x);
     $[0] = x;
-    $[1] = t1;
+    $[1] = t0;
   } else {
-    t1 = $[1];
+    t0 = $[1];
   }
-  const expensiveNumber = t1;
-  const c_4 = $[4] !== expensiveNumber;
-  let t2;
-  if (c_4) {
-    t2 = <div>{expensiveNumber}</div>;
-    $[4] = expensiveNumber;
-    $[5] = t2;
+  const t15 = t0;
+  const expensiveNumber = t15;
+  const c_2 = $[2] !== expensiveNumber;
+  let t1;
+  if (c_2) {
+    t1 = <div>{expensiveNumber}</div>;
+    $[2] = expensiveNumber;
+    $[3] = t1;
   } else {
-    t2 = $[5];
+    t1 = $[3];
   }
-  return t2;
+  return t1;
 }
 
 ```
diff --git a/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/babel-existing-react-kitchensink-import.js b/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/babel-existing-react-kitchensink-import.js
index 4880c50eb2..39bcae9d69 100644
--- a/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/babel-existing-react-kitchensink-import.js
+++ b/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/babel-existing-react-kitchensink-import.js
@@ -1,16 +1,16 @@
 import * as React from "react";
-import { useState } from "react";
+import { useState, useMemo } from "react";
 
 function Component(props) {
   const [x] = useState(0);
-  const expensiveNumber = React.useMemo(() => calculateExpensiveNumber(x), [x]);
+  const expensiveNumber = useMemo(() => calculateExpensiveNumber(x), [x]);
 
   return <div>{expensiveNumber}</div>;
 }
 
 function Component2(props) {
   const [x] = useState(0);
-  const expensiveNumber = React.useMemo(() => calculateExpensiveNumber(x), [x]);
+  const expensiveNumber = useMemo(() => calculateExpensiveNumber(x), [x]);
 
   return <div>{expensiveNumber}</div>;
 }
diff --git a/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/babel-existing-react-namespace-import.expect.md b/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/babel-existing-react-namespace-import.expect.md
deleted file mode 100644
index 8128495d2e..0000000000
--- a/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/babel-existing-react-namespace-import.expect.md
+++ /dev/null
@@ -1,72 +0,0 @@
-
-## Input
-
-```javascript
-import * as React from "react";
-
-function Component(props) {
-  const [x] = React.useState(0);
-  const expensiveNumber = React.useMemo(() => calculateExpensiveNumber(x), [x]);
-
-  return <div>{expensiveNumber}</div>;
-}
-
-function Component2(props) {
-  const [x] = React.useState(0);
-  const expensiveNumber = React.useMemo(() => calculateExpensiveNumber(x), [x]);
-
-  return <div>{expensiveNumber}</div>;
-}
-
-```
-
-## Code
-
-```javascript
-import { unstable_useMemoCache as useMemoCache } from "react";
-import * as React from "react";
-
-function Component(props) {
-  const $ = useMemoCache(2);
-  let t0;
-  if ($[0] === Symbol.for("react.memo_cache_sentinel")) {
-    const [x] = React.useState(0);
-    t0 = React.useMemo(() => calculateExpensiveNumber(x), [x]);
-    $[0] = t0;
-  } else {
-    t0 = $[0];
-  }
-  const expensiveNumber = t0;
-  let t1;
-  if ($[1] === Symbol.for("react.memo_cache_sentinel")) {
-    t1 = <div>{expensiveNumber}</div>;
-    $[1] = t1;
-  } else {
-    t1 = $[1];
-  }
-  return t1;
-}
-
-function Component2(props) {
-  const $ = useMemoCache(2);
-  let t0;
-  if ($[0] === Symbol.for("react.memo_cache_sentinel")) {
-    const [x] = React.useState(0);
-    t0 = React.useMemo(() => calculateExpensiveNumber(x), [x]);
-    $[0] = t0;
-  } else {
-    t0 = $[0];
-  }
-  const expensiveNumber = t0;
-  let t1;
-  if ($[1] === Symbol.for("react.memo_cache_sentinel")) {
-    t1 = <div>{expensiveNumber}</div>;
-    $[1] = t1;
-  } else {
-    t1 = $[1];
-  }
-  return t1;
-}
-
-```
-      
\ No newline at end of file
diff --git a/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/error.babel-existing-react-namespace-import.expect.md b/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/error.babel-existing-react-namespace-import.expect.md
new file mode 100644
index 0000000000..14c60a6ec2
--- /dev/null
+++ b/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/error.babel-existing-react-namespace-import.expect.md
@@ -0,0 +1,32 @@
+
+## Input
+
+```javascript
+import * as React from "react";
+
+function Component(props) {
+  const [x] = React.useState(0);
+  const expensiveNumber = React.useMemo(() => calculateExpensiveNumber(x), [x]);
+
+  return <div>{expensiveNumber}</div>;
+}
+
+function Component2(props) {
+  const [x] = React.useState(0);
+  const expensiveNumber = React.useMemo(() => calculateExpensiveNumber(x), [x]);
+
+  return <div>{expensiveNumber}</div>;
+}
+
+```
+
+
+## Error
+
+```
+[ReactForget] Todo: (BuildHIR::lowerMemberExpression) Handle loading properties from React namespace (4:4)
+
+[ReactForget] Todo: (BuildHIR::lowerMemberExpression) Handle loading properties from React namespace (5:5)
+```
+          
+      
\ No newline at end of file
diff --git a/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/babel-existing-react-namespace-import.js b/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/error.babel-existing-react-namespace-import.js
similarity index 100%
rename from compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/babel-existing-react-namespace-import.js
rename to compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/error.babel-existing-react-namespace-import.js
diff --git a/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/error.hooks-with-React-namespace.expect.md b/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/error.hooks-with-React-namespace.expect.md
new file mode 100644
index 0000000000..6e9f92625a
--- /dev/null
+++ b/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/error.hooks-with-React-namespace.expect.md
@@ -0,0 +1,19 @@
+
+## Input
+
+```javascript
+function Foo() {
+  const [x, setX] = React.useState(1);
+  return x;
+}
+
+```
+
+
+## Error
+
+```
+[ReactForget] Todo: (BuildHIR::lowerMemberExpression) Handle loading properties from React namespace (2:2)
+```
+          
+      
\ No newline at end of file
diff --git a/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/_bug.hooks-with-React-namespace.js b/compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/error.hooks-with-React-namespace.js
similarity index 100%
rename from compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/_bug.hooks-with-React-namespace.js
rename to compiler/forget/packages/babel-plugin-react-forget/src/__tests__/fixtures/compiler/error.hooks-with-React-namespace.js