openfire log4j:ERROR setFile(null,true) call failed.

【0】README

1）本文旨在解决 当 openfire server 启动时的报错信息；

【2】errors + solutions

【2.1】errors

log4j:ERROR setFile(null,true) call failed.
java.io.FileNotFoundException: C:\Program Files (x86)\Openfire\bin\..\logs\all.log (¾Ü¾ø·ÃÎÊ¡£)
	at java.io.FileOutputStream.open0(Native Method)
	at java.io.FileOutputStream.open(Unknown Source)
	at java.io.FileOutputStream.<init>(Unknown Source)
	at java.io.FileOutputStream.<init>(Unknown Source)
	at org.apache.log4j.FileAppender.setFile(FileAppender.java:289)
	at org.apache.log4j.RollingFileAppender.setFile(RollingFileAppender.java:167)
	at org.apache.log4j.FileAppender.activateOptions(FileAppender.java:163)
	at org.apache.log4j.config.PropertySetter.activate(PropertySetter.java:256)
	at org.apache.log4j.xml.DOMConfigurator.parseAppender(DOMConfigurator.java:220)
	at org.apache.log4j.xml.DOMConfigurator.findAppenderByName(DOMConfigurator.java:150)
	at org.apache.log4j.xml.DOMConfigurator.findAppenderByReference(DOMConfigurator.java:163)
	at

【2.2】solution：请以管理员身份运行.:)