Java 在Ubuntu 18.04上使用Fuseki服务器进行SPARQL查询

我试图在Ubuntu 18.04上运行SPARQL查询。当我尝试在终端中用

/fuseki server--update--mem/ds

启动服务器时，我得到以下错误

我见过一些类似的问题，我认为这与Java11的兼容性问题有关。我已经安装了Java8，但仍然会遇到相同的错误。我不知道如何从这里开始

    WARNING: sun.reflect.Reflection.getCallerClass is not supported. This will impact performance.
2020-06-18 11:44:21,839 main ERROR Unrecognized format specifier [d]
2020-06-18 11:44:21,956 main ERROR Unrecognized conversion specifier [d] starting at position 16 in conversion pattern.
2020-06-18 11:44:21,957 main ERROR Unrecognized format specifier [thread]
2020-06-18 11:44:21,958 main ERROR Unrecognized conversion specifier [thread] starting at position 25 in conversion pattern.
2020-06-18 11:44:21,959 main ERROR Unrecognized format specifier [level]
2020-06-18 11:44:21,965 main ERROR Unrecognized conversion specifier [level] starting at position 35 in conversion pattern.
2020-06-18 11:44:21,965 main ERROR Unrecognized format specifier [logger]
2020-06-18 11:44:21,968 main ERROR Unrecognized conversion specifier [logger] starting at position 47 in conversion pattern.
2020-06-18 11:44:21,977 main ERROR Unrecognized format specifier [msg]
2020-06-18 11:44:21,979 main ERROR Unrecognized conversion specifier [msg] starting at position 54 in conversion pattern.
2020-06-18 11:44:21,980 main ERROR Unrecognized format specifier [n]
2020-06-18 11:44:21,988 main ERROR Unrecognized conversion specifier [n] starting at position 56 in conversion pattern.
2020-06-18 11:44:22,072 main ERROR Unrecognized format specifier [d]
2020-06-18 11:44:22,073 main ERROR Unrecognized conversion specifier [d] starting at position 16 in conversion pattern.
2020-06-18 11:44:22,074 main ERROR Unrecognized format specifier [thread]
2020-06-18 11:44:22,074 main ERROR Unrecognized conversion specifier [thread] starting at position 25 in conversion pattern.
2020-06-18 11:44:22,075 main ERROR Unrecognized format specifier [level]
2020-06-18 11:44:22,076 main ERROR Unrecognized conversion specifier [level] starting at position 35 in conversion pattern.
2020-06-18 11:44:22,077 main ERROR Unrecognized format specifier [logger]
2020-06-18 11:44:22,079 main ERROR Unrecognized conversion specifier [logger] starting at position 47 in conversion pattern.
2020-06-18 11:44:22,080 main ERROR Unrecognized format specifier [msg]
2020-06-18 11:44:22,082 main ERROR Unrecognized conversion specifier [msg] starting at position 54 in conversion pattern.
2020-06-18 11:44:22,090 main ERROR Unrecognized format specifier [n]
2020-06-18 11:44:22,091 main ERROR Unrecognized conversion specifier [n] starting at position 56 in conversion pattern.
2020-06-18 11:44:22,559 main ERROR Unable to locate plugin type for Loggers
2020-06-18 11:44:22,564 main ERROR Unable to locate plugin type for Appenders
2020-06-18 11:44:22,564 main ERROR Unable to locate plugin type for ThresholdFilter
2020-06-18 11:44:22,571 main ERROR Unable to locate plugin for Logger
2020-06-18 11:44:22,572 main ERROR Unable to locate plugin for Logger
2020-06-18 11:44:22,580 main ERROR Unable to locate plugin for Logger
2020-06-18 11:44:22,583 main ERROR Unable to locate plugin for Logger
2020-06-18 11:44:22,584 main ERROR Unable to locate plugin for Logger
2020-06-18 11:44:22,588 main ERROR Unable to locate plugin for Logger
2020-06-18 11:44:22,589 main ERROR Unable to locate plugin for Logger
2020-06-18 11:44:22,595 main ERROR Unable to locate plugin for Logger
2020-06-18 11:44:22,596 main ERROR Unable to locate plugin for Logger
2020-06-18 11:44:22,596 main ERROR Unable to locate plugin for Logger
2020-06-18 11:44:22,609 main ERROR Unable to locate plugin for Logger
2020-06-18 11:44:22,609 main ERROR Unable to locate plugin for AppenderRef
2020-06-18 11:44:22,610 main ERROR Unable to locate plugin for Logger
2020-06-18 11:44:22,610 main ERROR Unable to locate plugin for Logger
2020-06-18 11:44:22,611 main ERROR Unable to locate plugin for Logger
2020-06-18 11:44:22,611 main ERROR Unable to locate plugin for AppenderRef
2020-06-18 11:44:22,612 main ERROR Unable to locate plugin for Root
2020-06-18 11:44:22,615 main ERROR Unable to locate plugin for Loggers
2020-06-18 11:44:22,616 main ERROR Unable to locate plugin for PatternLayout
2020-06-18 11:44:22,616 main ERROR Unable to locate plugin for Console
2020-06-18 11:44:22,616 main ERROR Unable to locate plugin for PatternLayout
2020-06-18 11:44:22,617 main ERROR Unable to locate plugin for Console
2020-06-18 11:44:22,617 main ERROR Unable to locate plugin for Appenders
2020-06-18 11:44:22,618 main ERROR Unable to locate plugin for ThresholdFilter
2020-06-18 11:44:22,619 main ERROR Unrecognized format specifier [d]
2020-06-18 11:44:22,622 main ERROR Unrecognized conversion specifier [d] starting at position 16 in conversion pattern.
2020-06-18 11:44:22,627 main ERROR Unrecognized format specifier [thread]
2020-06-18 11:44:22,630 main ERROR Unrecognized conversion specifier [thread] starting at position 25 in conversion pattern.
2020-06-18 11:44:22,635 main ERROR Unrecognized format specifier [level]
2020-06-18 11:44:22,636 main ERROR Unrecognized conversion specifier [level] starting at position 35 in conversion pattern.
2020-06-18 11:44:22,641 main ERROR Unrecognized format specifier [logger]
2020-06-18 11:44:22,642 main ERROR Unrecognized conversion specifier [logger] starting at position 47 in conversion pattern.
2020-06-18 11:44:22,642 main ERROR Unrecognized format specifier [msg]
2020-06-18 11:44:22,642 main ERROR Unrecognized conversion specifier [msg] starting at position 54 in conversion pattern.
2020-06-18 11:44:22,643 main ERROR Unrecognized format specifier [n]
2020-06-18 11:44:22,643 main ERROR Unrecognized conversion specifier [n] starting at position 56 in conversion pattern.

---

“我已经安装了Java8，但仍然会收到相同的错误”-但这是否意味着您也将Java8设置为当前的Java版本？

java--version

说什么？这是一个，这里有一个快速修复：-只需运行Bash脚本下载Fuseki@UninformedUser快速修复工作，谢谢

java--version

提供了

无法识别的选项：--version错误：无法创建java虚拟机。错误：发生致命异常。程序将退出。

不过，当我将其更改为

java-version

时，它显示8

java--version

和

java-version

在更改为11时起作用。是的，我的错，它是

java-version

“我安装了java 8，但仍然会出现相同的错误”-但这是否意味着您也将java 8设置为当前的java版本？

java--version

说什么？这是一个，这里有一个快速修复：-只需运行Bash脚本下载Fuseki@UninformedUser快速修复工作，谢谢

java--version

提供了

无法识别的选项：--version错误：无法创建java虚拟机。错误：发生致命异常。程序将退出。

不过，当我将其更改为

java-version

时，它显示8<代码>java--version和

java-version

在更改为11时起作用。是的，我的错，它是

java-version