(20200328已解决)ERROR: In file './docker-compose.yml', service 'ports' must be a mapping not an array.问题描述用docker-compose up -d运行一个docker-compose.yml文件,出现如题错误。解决方案大概率是缩进问题,仔细检查版权声明:本文为The_Time_Runner原创文章,遵循CC 4.0 BY-SA版权协议,转载请附上原文出处链接和本声明。原文链接:https://blog.csdn.net/The_Time_Runner/article/details/105210233