diff --git a/src/main/java/li/cil/oc2/api/bus/device/vm/VMDeviceLoadResult.java b/src/main/java/li/cil/oc2/api/bus/device/vm/VMDeviceLoadResult.java
index 5add0ca4..531223e2 100644
--- a/src/main/java/li/cil/oc2/api/bus/device/vm/VMDeviceLoadResult.java
+++ b/src/main/java/li/cil/oc2/api/bus/device/vm/VMDeviceLoadResult.java
@@ -4,11 +4,24 @@ import net.minecraft.util.text.ITextComponent;
 
 import javax.annotation.Nullable;
 
+/**
+ * {@link VMDevice}s may signal the result of their {@link VMDevice#load(VMContext)} operations.
+ */
 public final class VMDeviceLoadResult {
+    /**
+     * Signals that the device was loaded successfully.
+     *
+     * @return a loading result signaling success.
+     */
     public static VMDeviceLoadResult success() {
         return new VMDeviceLoadResult(true);
     }
 
+    /**
+     * Signals that the device failed loading.
+     *
+     * @return a loading result signaling failure.
+     */
     public static VMDeviceLoadResult fail() {
         return new VMDeviceLoadResult(false);
     }
@@ -20,15 +33,33 @@ public final class VMDeviceLoadResult {
         this.wasSuccessful = wasSuccessful;
     }
 
+    /**
+     * Whether the load operation was successful or not.
+     *
+     * @return {@code true} if the load was successful; {@code false} otherwise.
+     */
     public boolean wasSuccessful() {
         return wasSuccessful;
     }
 
+    /**
+     * Adds an error message to this load result.
+     * <p>
+     * These messages should be very short to not overflow the area in which they are displayed.
+     *
+     * @param value the error message.
+     * @return this load result, with the message set to the specified value.
+     */
     public VMDeviceLoadResult withErrorMessage(final ITextComponent value) {
         message = value;
         return this;
     }
 
+    /**
+     * An optional error message on why the load failed.
+     *
+     * @return the error message.
+     */
     @Nullable
     public ITextComponent getErrorMessage() {
         return message;