diff --git a/project/assets/database/locales/server/en.json b/project/assets/database/locales/server/en.json
index 897cc2a0..d13ad243 100644
--- a/project/assets/database/locales/server/en.json
+++ b/project/assets/database/locales/server/en.json
@@ -66,6 +66,7 @@
     "customisation-unable_to_find_suit_with_id": "Unable to find suit with offer id: %s",
     "customisation-unable_to_get_trader_suits": "Unable to get suits from trader: %s",
     "database-data_at_path_missing": "The database was unable to retrieve data from: [%s] Please ensure your configs are valid and the data at the location exists",
+    "database-invalid_data": "Invalid data detected in database, please remove any outdated mods. See previous error for invalid data. Server stopped.",
     "database-no_location_found_with_id": "No location found with an Id of: %s in database",
     "database-no_trader_found_with_id": "Unable to find trader: %s in database",
     "dialog-chatbot_id_already_exists": "Chat bot: %s being registered already exists, unable to register bot",
diff --git a/project/src/servers/HttpServer.ts b/project/src/servers/HttpServer.ts
index 6f461af4..80a61fad 100644
--- a/project/src/servers/HttpServer.ts
+++ b/project/src/servers/HttpServer.ts
@@ -6,11 +6,11 @@ import { ConfigTypes } from "@spt/models/enums/ConfigTypes";
 import { IHttpConfig } from "@spt/models/spt/config/IHttpConfig";
 import { ILogger } from "@spt/models/spt/utils/ILogger";
 import { ConfigServer } from "@spt/servers/ConfigServer";
-import { DatabaseServer } from "@spt/servers/DatabaseServer";
 import { WebSocketServer } from "@spt/servers/WebSocketServer";
 import { IHttpListener } from "@spt/servers/http/IHttpListener";
 import { LocalisationService } from "@spt/services/LocalisationService";
 import { inject, injectAll, injectable } from "tsyringe";
+import { DatabaseService } from "@spt/services/DatabaseService";
 
 @injectable()
 export class HttpServer {
@@ -19,7 +19,7 @@ export class HttpServer {
 
     constructor(
         @inject("PrimaryLogger") protected logger: ILogger,
-        @inject("DatabaseServer") protected databaseServer: DatabaseServer,
+        @inject("DatabaseService") protected databaseService: DatabaseService,
         @inject("HttpServerHelper") protected httpServerHelper: HttpServerHelper,
         @inject("LocalisationService") protected localisationService: LocalisationService,
         @injectAll("HttpListener") protected httpListeners: IHttpListener[],
@@ -36,6 +36,12 @@ export class HttpServer {
     public load(): void {
         this.started = false;
 
+        // If the database couldn't be validated, don't start the server
+        if (!this.databaseService.isDatabaseValid())
+        {
+            return;
+        }
+
         /* create server */
         const httpServer: Server = http.createServer();
 
diff --git a/project/src/services/DatabaseService.ts b/project/src/services/DatabaseService.ts
index fec5ebd0..11908da3 100644
--- a/project/src/services/DatabaseService.ts
+++ b/project/src/services/DatabaseService.ts
@@ -21,16 +21,19 @@ import { ITemplates } from "@spt/models/spt/templates/ITemplates";
 import { ILogger } from "@spt/models/spt/utils/ILogger";
 import { DatabaseServer } from "@spt/servers/DatabaseServer";
 import { LocalisationService } from "@spt/services/LocalisationService";
+import { HashUtil } from "@spt/utils/HashUtil";
 import { inject, injectable } from "tsyringe";
 
 @injectable()
 export class DatabaseService {
     protected locationConfig: ILocationConfig;
+    protected isDataValid: boolean;
 
     constructor(
         @inject("PrimaryLogger") protected logger: ILogger,
         @inject("DatabaseServer") protected databaseServer: DatabaseServer,
         @inject("LocalisationService") protected localisationService: LocalisationService,
+        @inject("HashUtil") protected hashUtil: HashUtil,
     ) {}
 
     /**
@@ -322,4 +325,53 @@ export class DatabaseService {
 
         return this.databaseServer.getTables().templates.locationServices;
     }
+
+    /**
+     * Validates that the database doesn't contain invalid ID data
+     */
+    public validateDatabase(): void {
+        const start = performance.now();
+        
+        this.isDataValid = 
+            this.validateTable(this.getQuests(), 'quest') &&
+            this.validateTable(this.getTraders(), 'trader') &&
+            this.validateTable(this.getItems(), 'item') &&
+            this.validateTable(this.getCustomization(), 'customization');
+
+        if (!this.isDataValid)
+        {
+            this.logger.error(this.localisationService.getText("database-invalid_data"));
+        }
+
+        const validateTime = performance.now() - start
+        this.logger.debug(`ID validation took: ${validateTime.toFixed(2)}ms`);
+    }
+
+    /**
+     * Validate that the given table only contains valid MongoIDs
+     * @param table Table to validate for MongoIDs
+     * @param tableType The type of table, used in output message
+     * @returns True if the table only contains valid data
+     */
+    private validateTable(table: Record<string, any>, tableType: string): boolean
+    {
+        for (const tableId in table)
+        {
+            if (!this.hashUtil.isValidMongoId(tableId))
+            {
+                this.logger.error(`Invalid ${tableType} ID: '${tableId}'`);
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Check if the database is valid
+     * @returns True if the database contains valid data, false otherwise
+     */
+    public isDatabaseValid(): boolean {
+        return this.isDataValid;
+    }
 }
diff --git a/project/src/services/PostDbLoadService.ts b/project/src/services/PostDbLoadService.ts
index 15b5b038..ef041612 100644
--- a/project/src/services/PostDbLoadService.ts
+++ b/project/src/services/PostDbLoadService.ts
@@ -57,6 +57,15 @@ export class PostDbLoadService {
         // add items gets left out,causing warnings
         this.itemBaseClassService.hydrateItemBaseClassCache();
 
+        // Validate that only mongoIds exist in items, quests, and traders
+        // Kill the startup if not.
+        // TODO: We can probably remove this in a couple versions
+        this.databaseService.validateDatabase();
+        if (!this.databaseService.isDatabaseValid())
+        {
+            return;
+        }
+
         this.addCustomLooseLootPositions();
 
         this.adjustMinReserveRaiderSpawnChance();
diff --git a/project/src/utils/App.ts b/project/src/utils/App.ts
index 27f563e4..7c9f9082 100644
--- a/project/src/utils/App.ts
+++ b/project/src/utils/App.ts
@@ -10,6 +10,7 @@ import { LocalisationService } from "@spt/services/LocalisationService";
 import { EncodingUtil } from "@spt/utils/EncodingUtil";
 import { TimeUtil } from "@spt/utils/TimeUtil";
 import { inject, injectAll, injectable } from "tsyringe";
+import { DatabaseService } from "@spt/services/DatabaseService";
 
 @injectable()
 export class App {
@@ -23,6 +24,7 @@ export class App {
         @inject("ConfigServer") protected configServer: ConfigServer,
         @inject("EncodingUtil") protected encodingUtil: EncodingUtil,
         @inject("HttpServer") protected httpServer: HttpServer,
+        @inject("DatabaseService") protected databaseService: DatabaseService,
         @injectAll("OnLoad") protected onLoadComponents: OnLoad[],
         @injectAll("OnUpdate") protected onUpdateComponents: OnUpdate[],
     ) {
@@ -58,7 +60,7 @@ export class App {
 
     protected async update(onUpdateComponents: OnUpdate[]): Promise<void> {
         // If the server has failed to start, skip any update calls
-        if (!this.httpServer.isStarted()) {
+        if (!this.httpServer.isStarted() || !this.databaseService.isDatabaseValid()) {
             return;
         }