void (@NotNull VFSInitException.ErrorCategory type, @NotNull String message, @Nullable Throwable cause) { LOG.warn("[VFS load problem]: " + message, cause); if (cause == null) { this.problemsDuringLoad.add(new VFSInitException(type, message)); } else { this.problemsDuringLoad.add(new VFSInitException(type, message, cause)); } }