string $data - The text to set or, if $isfile is TRUE a valid filename. An URL as argument is not allowed.
boolean $isfile - If TRUE, the content of given file $data is used as message text.
Table 36-1. Possible PEAR_Error values
| Error code | Error message | Reason | Solution |
|---|---|---|---|
| NULL | "File is not readable file_name" | The file was not found or the script has not enough rights to access the file. | Check the file name and path. Check user and file permissions. |
| NULL | "Could not open file_name" | The file is already opened and exclusivly locked by another application. | In the most cases a programm opens the file for writing. setHTMLBody() does no file locking, so this problem is not caused by competitve callings of this function. |