diff --git a/src/Explorer/Panes/StringInputPane/__snapshots__/StringInputPane.test.tsx.snap b/src/Explorer/Panes/StringInputPane/__snapshots__/StringInputPane.test.tsx.snap
index fe25942d4..038c6d5a4 100644
--- a/src/Explorer/Panes/StringInputPane/__snapshots__/StringInputPane.test.tsx.snap
+++ b/src/Explorer/Panes/StringInputPane/__snapshots__/StringInputPane.test.tsx.snap
@@ -356,7 +356,7 @@ exports[`StringInput Pane should render Create new directory properly 1`] = `
             value=""
           >
             <div
-              className="ms-TextField is-required root-110"
+              className="ms-TextField is-required root-116"
             >
               <div
                 className="ms-TextField-wrapper"
@@ -647,7 +647,7 @@ exports[`StringInput Pane should render Create new directory properly 1`] = `
                     }
                   >
                     <label
-                      className="ms-Label root-121"
+                      className="ms-Label root-127"
                       htmlFor="TextField0"
                       id="TextFieldLabel2"
                     >
@@ -656,13 +656,13 @@ exports[`StringInput Pane should render Create new directory properly 1`] = `
                   </LabelBase>
                 </StyledLabelBase>
                 <div
-                  className="ms-TextField-fieldGroup fieldGroup-111"
+                  className="ms-TextField-fieldGroup fieldGroup-117"
                 >
                   <input
                     aria-invalid={false}
                     aria-labelledby="TextFieldLabel2"
                     autoFocus={true}
-                    className="ms-TextField-field field-112"
+                    className="ms-TextField-field field-118"
                     id="TextField0"
                     name="collectionIdConfirmation"
                     onBlur={[Function]}
@@ -2464,7 +2464,7 @@ exports[`StringInput Pane should render Create new directory properly 1`] = `
                       >
                         <button
                           aria-label="Create"
-                          className="ms-Button ms-Button--primary root-122"
+                          className="ms-Button ms-Button--primary root-128"
                           data-is-focusable={true}
                           data-test="Panel/OkButton"
                           id="sidePanelOkButton"
@@ -2477,14 +2477,14 @@ exports[`StringInput Pane should render Create new directory properly 1`] = `
                           type="submit"
                         >
                           <span
-                            className="ms-Button-flexContainer flexContainer-123"
+                            className="ms-Button-flexContainer flexContainer-129"
                             data-automationid="splitbuttonprimary"
                           >
                             <span
-                              className="ms-Button-textContainer textContainer-124"
+                              className="ms-Button-textContainer textContainer-130"
                             >
                               <span
-                                className="ms-Button-label label-126"
+                                className="ms-Button-label label-132"
                                 id="id__5"
                                 key="id__5"
                               >
diff --git a/src/Explorer/Panes/UploadItemsPane/UploadItemsPane.tsx b/src/Explorer/Panes/UploadItemsPane/UploadItemsPane.tsx
index 0686812e1..6915104f9 100644
--- a/src/Explorer/Panes/UploadItemsPane/UploadItemsPane.tsx
+++ b/src/Explorer/Panes/UploadItemsPane/UploadItemsPane.tsx
@@ -2,9 +2,13 @@ import {
   DetailsList,
   DetailsListLayoutMode,
   DirectionalHint,
+  FontIcon,
   IColumn,
   SelectionMode,
   TooltipHost,
+  getTheme,
+  mergeStyles,
+  mergeStyleSets,
 } from "@fluentui/react";
 import { Upload } from "Common/Upload/Upload";
 import { UploadDetailsRecord } from "Contracts/ViewModels";
@@ -14,6 +18,36 @@ import { getErrorMessage } from "../../Tables/Utilities";
 import { useSelectedNode } from "../../useSelectedNode";
 import { RightPaneForm, RightPaneFormProps } from "../RightPaneForm/RightPaneForm";
 
+const theme = getTheme();
+const iconClass = mergeStyles({
+  verticalAlign: "middle",
+  maxHeight: "16px",
+  maxWidth: "16px",
+});
+
+const classNames = mergeStyleSets({
+  fileIconHeaderIcon: {
+    padding: 0,
+    fontSize: "16px",
+  },
+  fileIconCell: {
+    textAlign: "center",
+    selectors: {
+      "&:before": {
+        content: ".",
+        display: "inline-block",
+        verticalAlign: "middle",
+        height: "100%",
+        width: "0px",
+        visibility: "hidden",
+      },
+    },
+  },
+  error: [{ color: theme.semanticColors.errorIcon }, iconClass],
+  accept: [{ color: theme.semanticColors.successIcon }, iconClass],
+  warning: [{ color: theme.semanticColors.warningIcon }, iconClass],
+});
+
 export const UploadItemsPane: FunctionComponent = () => {
   const [files, setFiles] = useState<FileList>();
   const [uploadFileData, setUploadFileData] = useState<UploadDetailsRecord[]>([]);
@@ -60,44 +94,94 @@ export const UploadItemsPane: FunctionComponent = () => {
   };
 
   const columns: IColumn[] = [
+    {
+      key: "icons",
+      name: "",
+      fieldName: "",
+      className: classNames.fileIconCell,
+      iconClassName: classNames.fileIconHeaderIcon,
+      isIconOnly: true,
+      minWidth: 16,
+      maxWidth: 16,
+      onRender: (item: UploadDetailsRecord, index: number, column: IColumn) => {
+        if (item.numFailed) {
+          const errorList = (
+            <ul
+              aria-label={"error list"}
+              style={{
+                margin: "5px 0",
+                paddingLeft: "20px",
+                listStyleType: "disc", // Explicitly set to use bullets (dots)
+              }}
+            >
+              {item.errors.map((error, i) => (
+                <li key={i} style={{ display: "list-item" }}>
+                  {error}
+                </li>
+              ))}
+            </ul>
+          );
+
+          return (
+            <TooltipHost
+              content={errorList}
+              id={`tooltip-${index}-${column.key}`}
+              directionalHint={DirectionalHint.bottomAutoEdge}
+            >
+              <FontIcon iconName="Error" className={classNames.error} aria-label="error" />
+            </TooltipHost>
+          );
+        } else if (item.numThrottled) {
+          return <FontIcon iconName="Warning" className={classNames.warning} aria-label="warning" />;
+        } else {
+          return <FontIcon iconName="Accept" className={classNames.accept} aria-label="accept" />;
+        }
+      },
+    },
     {
       key: "fileName",
       name: "FILE NAME",
       fieldName: "fileName",
-      minWidth: 140,
+      minWidth: 120,
       maxWidth: 140,
+      onRender: (item: UploadDetailsRecord, index: number, column: IColumn) => {
+        const fieldContent = item.fileName;
+        return (
+          <TooltipHost
+            content={fieldContent}
+            id={`tooltip-${index}-${column.key}`}
+            directionalHint={DirectionalHint.bottomAutoEdge}
+          >
+            {fieldContent}
+          </TooltipHost>
+        );
+      },
     },
     {
       key: "status",
       name: "STATUS",
       fieldName: "numSucceeded",
-      minWidth: 140,
+      minWidth: 120,
       maxWidth: 140,
       isRowHeader: true,
       isResizable: true,
       data: "string",
       isPadded: true,
+      onRender: (item: UploadDetailsRecord, index: number, column: IColumn) => {
+        const fieldContent = `${item.numSucceeded} created, ${item.numThrottled} throttled, ${item.numFailed} errors`;
+        return (
+          <TooltipHost
+            content={fieldContent}
+            id={`tooltip-${index}-${column.key}`}
+            directionalHint={DirectionalHint.bottomAutoEdge}
+          >
+            {fieldContent}
+          </TooltipHost>
+        );
+      },
     },
   ];
 
-  const _renderItemColumn = (item: UploadDetailsRecord, index: number, column: IColumn) => {
-    let fieldContent: string;
-    const tooltipId = `tooltip-${index}-${column.key}`;
-
-    switch (column.key) {
-      case "status":
-        fieldContent = `${item.numSucceeded} created, ${item.numThrottled} throttled, ${item.numFailed} errors`;
-        break;
-      default:
-        fieldContent = item.fileName;
-    }
-    return (
-      <TooltipHost content={fieldContent} id={tooltipId} directionalHint={DirectionalHint.rightCenter}>
-        {fieldContent}
-      </TooltipHost>
-    );
-  };
-
   return (
     <RightPaneForm {...props}>
       <div className="paneMainContent">
@@ -115,7 +199,6 @@ export const UploadItemsPane: FunctionComponent = () => {
             <DetailsList
               items={uploadFileData}
               columns={columns}
-              onRenderItemColumn={_renderItemColumn}
               selectionMode={SelectionMode.none}
               layoutMode={DetailsListLayoutMode.justified}
               isHeaderVisible={true}
diff --git a/src/Explorer/Tree/Collection.ts b/src/Explorer/Tree/Collection.ts
index d44c99ac3..8b1d892ee 100644
--- a/src/Explorer/Tree/Collection.ts
+++ b/src/Explorer/Tree/Collection.ts
@@ -1122,6 +1122,9 @@ export default class Collection implements ViewModels.Collection {
             stats.numSucceeded++;
           } else if (response.statusCode === 429) {
             documentsToAttempt.push(attemptedDocuments[index]);
+          } else if (response.statusCode === 409) {
+            stats.numFailed++;
+            stats.errors.push(`Document with id ${attemptedDocuments[index].id} already exists.`);
           } else {
             stats.numFailed++;
             stats.errors.push(JSON.stringify(response.resourceBody));