Fix NPE

2019-11-08 11:17:46 +08:00
parent 869f57cbf1
commit f133fcf66c
1 changed files with 2 additions and 1 deletions
--- a/HMCLCore/src/main/java/org/jackhuang/hmcl/launch/DefaultLauncher.java
+++ b/HMCLCore/src/main/java/org/jackhuang/hmcl/launch/DefaultLauncher.java
@@ -287,7 +287,8 @@ public class DefaultLauncher extends Launcher {
        Process process;
        try {
            ProcessBuilder builder = new ProcessBuilder(rawCommandLine).directory(runDirectory);
-            builder.environment().put("APPDATA", options.getGameDir().getAbsoluteFile().getParent());
+            String appdata = options.getGameDir().getAbsoluteFile().getParent();
+            if (appdata != null) builder.environment().put("APPDATA", appdata);
            process = builder.start();
        } catch (IOException e) {
            throw new ProcessCreationException(e);