Editor pauses for > 10s every few modifications made in spring file or java file attached a snapshot of IDEA 7744 with structure view opened on a spring configuration file The spring file contains custom namespaces, with validation activated (but they don''t appear in the snapshot so probably not related). I rate this as high, as I had to disable the spring plugin to be able to work at all. According to the snapshot, refreshing the tree (I assumed this is spring component tree) takes ages