X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=doc%2FConfig.md;h=788c1cd0b6c1fd38c997c76d7a93042a6320907f;hb=5de4afecf138726dc483ebf90e4fe354002389bc;hp=ba6e674fc63d424b17068005378e5465eeb3710a;hpb=dfa461b3bc99b03f807d8a326c3a978c5e459d3c;p=friendica.git

diff --git a/doc/Config.md b/doc/Config.md
index ba6e674fc6..788c1cd0b6 100644
--- a/doc/Config.md
+++ b/doc/Config.md
@@ -8,6 +8,7 @@ Database config values overwrite the same file config values.
 
 ## File configuration
 
+WARNING: some characters `?{}|&~![()^"` should not be used in the keys or values. If one of those character is required put the value between double quotes (eg. password = "let&me&in")
 The configuration format for file configuration is an INI string returned from a PHP file.
 This prevents your webserver from displaying your private configuration it interprets the configuration files and displays nothing.