NetDocuments and file names with special characters
Problems with non-ASCII characters in file names. NetDocuments is aware of this issue and it will be fixed in the next release of their server software.
Samba/CIFS and leading/trailing spaces in name gives problems
The JCIFS library doesn't handle this well and it should be avoided until a fix can be implemented.
Write to external storage on Android versions 3.2 and up not possible
Some Android version doesn't allow writing to external mounted storage. Nothing that can be done about that right now.
SkyDrive SSL error on Android 2.3.x
Some Android versions have problems with communicating with SkyDrive, because of bug in the Android Os. Currently I have found no fix for this.