1.

error错误，过失; 误审，违法; 误差。

2.

occurred发生(occur 的过去分词)。

3.

an error occurred 的意思是：出现错误

拓展资料：

1.

An error occurred, but a log file was not created.

发生了一个错误，但是没有创建日志文件。

2.

An error occurred during the installation of the device.

安装设备时，出现了一个错误。

3.

An error occurred which prevented the service operation.

发生了一个妨碍服务操作的错误。

4.

An error occurred with one of the files used in this operation.

用于此操作的文件中的某个文件出错。

5.

An error occurred when reading from disk.

当从磁盘读的时候，一个错误发生了