Causes Some users fail to migrate from Exchange 2010 and get “Failed with 0x80004005” errors in the trace log file. Fixes Step 1: Install The Latest Service Packs Install the latest service packs for your Microsoft Exchange server and Windows environment. Step 2: Upgrade Version If you’re still experiencing problems,…
Causes A request is made for a resource that uses Cloudflare hotlink protection. Fixes Step 1: Notify The Website Owner Notify the website owner of the blocking. Step 2: Look Up Contact Information If you cannot determine how to contact the website owner, look up contact information for the domain…
Causes There are too many requests queued on Cloudflare’s edge that are awaiting process by your origin web server. This limit protects Cloudflare’s systems. Fixes Step 1: Accept Incoming Connections Tune your origin web server to accept incoming connections faster. Step 2: Adjust Caching Settings Adjust your caching settings to improve cache-hit…
Causes a Cloudflare Worker throws a runtime JavaScript exception. Fixes Step 1: Provide Appropriate Issues Details Provide appropriate issues details to Cloudflare Support. May refer the link below : https://support.cloudflare.com/hc/en-us/articles/200172476#h_7b55d494-b84d-439b-8e60-e291a9fd3d16
Causes A request is not serviced because the domain has reached plan limits for Cloudflare Workers. Fixes Step 1: Purchase Workers Subscription Purchase a paid Workers subscription via the Upgrade Workers Plan button in the Cloudflare Workers app.
Causes A client or browser is blocked by a Cloudflare customer’s Firewall Rules. Fixes If You Are Not The Website Owner: Step 1: Provide A Screenshot provide the website owner with a screenshot of the 1020 error message you received. If You Are The Website Owner: Step 1: Retrieve A…
Causes This error indicates Cloudflare is unable to send requests to your server because its origin IP cannot resolve the A/AAAA or CNAME DNS record requested. The common causes are : The origin host names (CNAMEs) in your Cloudflare Load Balancer default, region, and fallback pools are unresolvable. A missing…
Causes Cloudflare cannot validate the SSL certificate at your origin web server Full SSL (Strict) SSL is set in the Overview tab of your Cloudflare SSL/TLS app. Fixes Step 1: Set SSL To Full For a potential quick fix, set SSL to Full instead of Full (strict) in the Overview tab…
Causes Usually caused by a configuration issue on the origin web server, when these two conditions are true : The SSL handshake fails between Cloudflare and the origin web server Full or Full (Strict) SSL is set in the Overview tab of your Cloudflare SSL/TLS app. Fixes Step 1: Contact…
Causes Error 524 indicates that Cloudflare successfully made a TCP connection to the origin web server, but the origin did not provide a HTTP response before the default 100 second connection timed out. Fixes Step 1: Contact NET Support Contact NET to exclude the following common causes at your origin…