diff --git a/app/src/data/fields/JsonSchemaField.ts b/app/src/data/fields/JsonSchemaField.ts
index 18627c1..c77870d 100644
--- a/app/src/data/fields/JsonSchemaField.ts
+++ b/app/src/data/fields/JsonSchemaField.ts
@@ -77,7 +77,7 @@ export class JsonSchemaField<
             return value;
          case "table":
             if (value === null) return null;
-            return value;
+            return JSON.stringify(value);
          case "submit":
             break;
       }
diff --git a/app/src/ui/components/display/ErrorBoundary.tsx b/app/src/ui/components/display/ErrorBoundary.tsx
index 1148d29..f829ce7 100644
--- a/app/src/ui/components/display/ErrorBoundary.tsx
+++ b/app/src/ui/components/display/ErrorBoundary.tsx
@@ -2,6 +2,7 @@ import React, { Component, type ErrorInfo, type ReactNode } from "react";
 
 interface ErrorBoundaryProps {
    children: ReactNode;
+   suppressError?: boolean;
    fallback?:
       | (({ error, resetError }: { error: Error; resetError: () => void }) => ReactNode)
       | ReactNode;
@@ -23,31 +24,44 @@ class ErrorBoundary extends Component<ErrorBoundaryProps, ErrorBoundaryState> {
    }
 
    override componentDidCatch(error: Error, errorInfo: ErrorInfo) {
-      console.error("ErrorBoundary caught an error:", error, errorInfo);
+      const type = this.props.suppressError ? "warn" : "error";
+      console[type]("ErrorBoundary caught an error:", error, errorInfo);
    }
 
    resetError = () => {
       this.setState({ hasError: false, error: undefined });
    };
 
+   private renderFallback() {
+      if (this.props.fallback) {
+         return typeof this.props.fallback === "function"
+            ? this.props.fallback({ error: this.state.error!, resetError: this.resetError })
+            : this.props.fallback;
+      }
+      return <BaseError>Error</BaseError>;
+   }
+
    override render() {
       if (this.state.hasError) {
-         return this.props.fallback ? (
-            typeof this.props.fallback === "function" ? (
-               this.props.fallback({ error: this.state.error!, resetError: this.resetError })
-            ) : (
-               this.props.fallback
-            )
-         ) : (
-            <div>
-               <h2>Something went wrong.</h2>
-               <button onClick={this.resetError}>Try Again</button>
-            </div>
-         );
+         return this.renderFallback();
+      }
+
+      if (this.props.suppressError) {
+         try {
+            return this.props.children;
+         } catch (e) {
+            return this.renderFallback();
+         }
       }
 
       return this.props.children;
    }
 }
 
+const BaseError = ({ children }: { children: ReactNode }) => (
+   <div className="bg-red-700 text-white py-1 px-2 rounded-md leading-none font-mono">
+      {children}
+   </div>
+);
+
 export default ErrorBoundary;
diff --git a/app/src/ui/components/wouter/Link.tsx b/app/src/ui/components/wouter/Link.tsx
index 2d33f36..c1ca181 100644
--- a/app/src/ui/components/wouter/Link.tsx
+++ b/app/src/ui/components/wouter/Link.tsx
@@ -42,9 +42,16 @@ const useLocationFromRouter = (router) => {
    ];
 };
 
-export function isLinkActive(href: string, strict?: boolean) {
+export function isLinkActive(href: string, strictness?: number) {
    const path = window.location.pathname;
-   return strict ? path === href : path.includes(href);
+
+   if (!strictness || strictness === 0) {
+      return path.includes(href);
+   } else if (strictness === 1) {
+      return path === href || path.endsWith(href) || path.includes(href + "/");
+   }
+
+   return path === href;
 }
 
 export function Link({
diff --git a/app/src/ui/modules/data/components/EntityForm.tsx b/app/src/ui/modules/data/components/EntityForm.tsx
index 54fbcb7..7fb74dc 100644
--- a/app/src/ui/modules/data/components/EntityForm.tsx
+++ b/app/src/ui/modules/data/components/EntityForm.tsx
@@ -17,6 +17,8 @@ import { Media } from "ui/elements";
 import { useEvent } from "ui/hooks/use-event";
 import { EntityJsonSchemaFormField } from "./fields/EntityJsonSchemaFormField";
 import { EntityRelationalFormField } from "./fields/EntityRelationalFormField";
+import ErrorBoundary from "ui/components/display/ErrorBoundary";
+import { Alert } from "ui/components/display/Alert";
 
 type EntityFormProps = {
    entity: Entity;
@@ -94,20 +96,28 @@ export function EntityForm({
                const _key = `${entity.name}-${field.name}-${key}`;
 
                return (
-                  <Form.Field
+                  <ErrorBoundary
                      key={_key}
-                     name={field.name}
-                     children={(props) => (
-                        <EntityFormField
-                           field={field}
-                           fieldApi={props}
-                           disabled={fieldsDisabled}
-                           tabIndex={key + 1}
-                           action={action}
-                           data={data}
-                        />
-                     )}
-                  />
+                     fallback={
+                        <Alert.Exception className="font-mono">
+                           Field error: {field.name}
+                        </Alert.Exception>
+                     }
+                  >
+                     <Form.Field
+                        name={field.name}
+                        children={(props) => (
+                           <EntityFormField
+                              field={field}
+                              fieldApi={props}
+                              disabled={fieldsDisabled}
+                              tabIndex={key + 1}
+                              action={action}
+                              data={data}
+                           />
+                        )}
+                     />
+                  </ErrorBoundary>
                );
             })}
          </div>
diff --git a/app/src/ui/modules/data/components/EntityTable2.tsx b/app/src/ui/modules/data/components/EntityTable2.tsx
index 89bce73..c94f2e9 100644
--- a/app/src/ui/modules/data/components/EntityTable2.tsx
+++ b/app/src/ui/modules/data/components/EntityTable2.tsx
@@ -1,5 +1,6 @@
 import type { Entity, EntityData } from "data";
 import { CellValue, DataTable, type DataTableProps } from "ui/components/table/DataTable";
+import ErrorBoundary from "ui/components/display/ErrorBoundary";
 
 type EntityTableProps<Data extends EntityData = EntityData> = Omit<
    DataTableProps<Data>,
@@ -41,7 +42,11 @@ export function EntityTable2({ entity, select, ...props }: EntityTableProps) {
          );
       }
 
-      return <CellValue value={_value} property={property} />;
+      return (
+         <ErrorBoundary fallback={String(_value)}>
+            <CellValue value={_value} property={property} />
+         </ErrorBoundary>
+      );
    }
 
    return (
diff --git a/app/src/ui/modules/data/components/canvas/DataSchemaCanvas.tsx b/app/src/ui/modules/data/components/canvas/DataSchemaCanvas.tsx
index 0c5623b..83daba7 100644
--- a/app/src/ui/modules/data/components/canvas/DataSchemaCanvas.tsx
+++ b/app/src/ui/modules/data/components/canvas/DataSchemaCanvas.tsx
@@ -22,7 +22,27 @@ function entitiesToNodes(entities: AppDataConfig["entities"]): Node<TAppDataEnti
 }
 
 function relationsToEdges(relations: AppDataConfig["relations"]) {
-   return Object.entries(relations ?? {}).map(([name, relation]) => {
+   return Object.entries(relations ?? {}).flatMap(([name, relation]) => {
+      if (relation.type === "m:n") {
+         const conn_table = `${relation.source}_${relation.target}`;
+         return [
+            {
+               id: name,
+               target: relation.source,
+               source: conn_table,
+               targetHandle: `${relation.source}:id`,
+               sourceHandle: `${conn_table}:${relation.source}_id`,
+            },
+            {
+               id: `${name}-2`,
+               target: relation.target,
+               source: conn_table,
+               targetHandle: `${relation.target}:id`,
+               sourceHandle: `${conn_table}:${relation.target}_id`,
+            },
+         ];
+      }
+
       let sourceHandle = relation.source + `:${relation.target}`;
       if (relation.config?.mappedBy) {
          sourceHandle = `${relation.source}:${relation.config?.mappedBy}`;
@@ -65,6 +85,8 @@ export function DataSchemaCanvas() {
       },
    }));
 
+   console.log("-", data, { nodes, edges });
+
    const nodeLayout = layoutWithDagre({
       nodes: nodes.map((n) => ({
          id: n.id,
diff --git a/app/src/ui/modules/data/components/fields/EntityRelationalFormField.tsx b/app/src/ui/modules/data/components/fields/EntityRelationalFormField.tsx
index 5955c1d..f7c3439 100644
--- a/app/src/ui/modules/data/components/fields/EntityRelationalFormField.tsx
+++ b/app/src/ui/modules/data/components/fields/EntityRelationalFormField.tsx
@@ -14,6 +14,8 @@ import { routes } from "ui/lib/routes";
 import { useLocation } from "wouter";
 import { EntityTable, type EntityTableProps } from "../EntityTable";
 import type { ResponseObject } from "modules/ModuleApi";
+import ErrorBoundary from "ui/components/display/ErrorBoundary";
+import { EntityTable2 } from "ui/modules/data/components/EntityTable2";
 
 // @todo: allow clear if not required
 export function EntityRelationalFormField({
@@ -151,8 +153,13 @@ export function EntityRelationalFormField({
                                        <span className="opacity-60 text-nowrap">
                                           {field.getLabel()}:
                                        </span>{" "}
-                                       {_value !== null && typeof value !== "undefined" ? (
-                                          <span className="text-nowrap truncate">{_value}</span>
+                                       {_value !== null && typeof _value !== "undefined" ? (
+                                          <ErrorBoundary
+                                             fallback={JSON.stringify(_value)}
+                                             suppressError
+                                          >
+                                             <span className="text-nowrap truncate">{_value}</span>
+                                          </ErrorBoundary>
                                        ) : (
                                           <span className="opacity-30 text-nowrap font-mono mt-0.5">
                                              null
@@ -219,7 +226,7 @@ const PopoverTable = ({
 
    return (
       <div>
-         <EntityTable
+         <EntityTable2
             classNames={{ value: "line-clamp-1 truncate max-w-52 text-nowrap" }}
             data={container ?? []}
             entity={entity}
diff --git a/app/src/ui/routes/data/_data.root.tsx b/app/src/ui/routes/data/_data.root.tsx
index 0b7df51..aa831ee 100644
--- a/app/src/ui/routes/data/_data.root.tsx
+++ b/app/src/ui/routes/data/_data.root.tsx
@@ -161,7 +161,7 @@ const EntityLinkList = ({
                   >
                      {entity.label}
 
-                     {isLinkActive(href) && (
+                     {isLinkActive(href, 1) && (
                         <Button
                            IconLeft={IconSwitchHorizontal}
                            size="small"