How to fix “Error retrieving information from server: [DF-CHARTA-01]” in Google Play?

Google Play users recently started reporting that when they tried to login the message \’\’Error retrieving information from server: [DF-CHARTA-01]” appeared in their screens. Most of the users who faced with this issue were affiliated with US universities and had university-based accounts. It is a common practice among universities to provide their employee and students with university-based mail-boxes in .edu domain registration. This service is ideal to manage communication within universities making easy to deliver all sorts of information to the addressee. While one is tied to the university he routinely uses his university-based account downloading all kinds of applications. If for some reason he stops the university and tries afterwards to get into Google Play, he experiences \’\’Error retrieving information from server [DF-CHARTA-01]” issue.

How to fix “Authentication is required. You need to sign into your Google Account” on Play Store?

“Authentication is required. You need to sign into your Google Account” is a wide-spread problem on Android devices. When it arises you fully appreciate how much you get used to Google products for your smartphone. Especially those of Google services which can be directly downloaded from Google Play. The good thing is to solve this issue is an easy task even for the beginners. Let’s see how we can fix the problem in three easy steps.

How to fix “Error retrieving information from server [RPC S-7 AEC-0]”?

The number of all kinds Google Play Store applications grows up quickly. Usually this service works perfectly. Nevertheless errors happen sometimes while downloading or updating apps. Moreover it can even happen to modern and popular devices such as HTC One M9, Samsung Galaxy S7 and Nexus model line. One of such errors is RPC:S-7:AEC-0. It appears while retrieving data from the server due to the processor or main memory or device as a whole identification problem. Fortunately to fix this error is not very difficult. You don’t need to make great efforts and develop complicated methods. Imagine that you want to download an application you like from Google Play and get the error message RPC: S-7: AEC-0. It can be fixed with several methods. However the choice depends on an intriguing point.

“Restricted access changed. Emergency service is blocked” on Android smartphones

“Restricted Access Changed” is the alert frequently displayed on Moto X, Moto G and Nexus model lines. It appears every now and then at the notification bar and disappears right after. Moreover the problem is not caused by Android’s soft or hardware. It’s just an emergency call message. In spite of its harmless it annoys and even scares users. Surely, an uninstructed user might interpret the message “Restricted Access Changed. Emergency service is blocked” any way he likes, for example, data transmission or voice service blocking.

Unknown error code during application installation: “-24” in Google Play

When installing an application purchased on Google Play the message “Unknown error code during application installation: “-24” pops up. The issue can be fixed by cleaning data/data и sdcard/Android/data/data from all components of the installing program. There are two ways to tackle the problem. You can do it manually or by using SD Maid – System cleaning tool.

How to fix “Themes from third party sources not supported” issue on MIUI?

“Themes from third party sources not supported” message appears on Android devices screens for Xiaomi users who try to download a theme to their phones or tables not from company official market but other internet resources. Since January 1st Xiaomi have banned all themes and other MIUI firmware components downloaded from internet resources different from their official market site. They did it to support designers intellectual property rights, to secure favorable conditions for development engineers and further their interface development. All download can be done successfully from designer.xiaomi.com site only. As to the users they can download their favorable stuff only from Xiaomi official market site.

How to solve Error 927 while updating apps in Google Play Store?

There are so many error codes related to Google Play Store. One of common errors is Error 927 while downloading or updating apps from Google Play. Now we are about to tell you how most users can fix this problem applying rather simple methods. We also suggest to employ this method for fixing other issues related to Google Play Store. However if you fail to solve Error 927 after the first try, all you need is to apply multiple methods and tackle this issue later on.

How to fix “GPS signal not found” error in Pokémon GO?

It is not uncommon for new applications to contain bugs. Software developers often release beta-version and prompt users to test it. This strategy helps to discover and remove bugs before its official release. Pokémon GO is a different case. As far as the game had been launched for iOS and Android, it has grown at a pace never before seen in the history of mobile games. During the first hours the app held the record for number of downloads from Apple Store and Google Play. The situation has not changed to this day. It is surging in popularity on both platforms.

“This audio format (AC3) is not supported” in MX Player

Many Android users complain about “MX Player audio format not supported” popping up on their screens after they have updated the MX player to the latest version. Due to this problem one can’t hear sound while executing any audio or video file. Imagine that only a week ago your player worked well and now all you can see is “This audio format (AC3) is not supported” in your screen. We have learnt that the problem arises because of some license issues. Indeed the official MX player has removed free AC3 codec. Unfortunately it is impossible to download and install it even if one is ready to pay. There is no a separate fee-based version. However there is a solution.

Error code 20: “Application cannot be installed in the default install location” in Google Play Store

Error Code 20 is an error code problem which indicates a general network failure. It is a general purpose error which means that the underlying TCP connection was forcibly closed for some reasons. There are many reasons cause error 20 problem. Mostly this error is caused either by a compatibility issue that ultimately results in the connection being forcibly closed which makes it only look like a network layer problem or a network layer problem such as a connection interruption or a proxy/firewall. We indicate below a list of methods that have a reasonable chance of being helpful.

“Error retrieving information from server DF-DLA-15” while downloading apps in Google Play

Recently Android Smartphones have become extremely popular and for a good reason. Users appreciate its versatility. Android Apps Market is booming rapidly. There are lots of Apps for almost every thing. Unfortunately problems occur. One of them is DF-DLA-15 error which is not rare. Getting it means Android users are finding it difficult to download or update wanted App from Google Play Store. The error message says: “*App Name* can\’t be downloaded. Try again, and if the problem continues, get help troubleshooting. (Error while retrieving information from server. [DF-DLA-15]).

How to fix “Unfortunately, the process android.process.acore has stopped” error?

It is not uncommon for Android smartphone users to observe a sudden message in the screen: the “Unfortunately, the process android.process.acore has stopped”. The beginners are often getting into panic and ready to give their smartphones up. In fact it is not as bad as it appears at first glance. If one examines information from various resources and a little sum of personal experience, he can list of issues that cause to display this error message. That is exactly we have done here. We hope that our analysis helps other users to fix this problem calmly, without emotion.

Warning: Camera Failed on Samsung Galaxy devices

Smartphone Samsung’s Galaxy line users have faced the problem with their cameras. After a couple of days of working properly the “Warning: Camera Failed” message appears on the screen and a camera stops working. Neither rebooting nor launching the Camera app helps.

How to remove system apps from Android devices?

All Android users are used to see a lot of system applications available for their devices most of them they never used. If you own a rooted device, you can free memory by freezing or removing unused apps.

“Unfortunately Contacts has stopped” on Samsung devices

You may have come across this error frequently while using Samsung Galaxy S4, S5, S6 and S7. Usually this error appears after downloading the system update. The system simply fails to save a new contact data. The users faced this massage report that had not had problems before updating their OS. We will try to help Samsung smartphone users to fix this disappointing ambiguity.