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-rw-r--r--src/org/traccar/protocol/MeitrackProtocolDecoder.java4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/MeitrackProtocolDecoder.java b/src/org/traccar/protocol/MeitrackProtocolDecoder.java
index 259283c19..3de71fa14 100644
--- a/src/org/traccar/protocol/MeitrackProtocolDecoder.java
+++ b/src/org/traccar/protocol/MeitrackProtocolDecoder.java
@@ -459,6 +459,10 @@ public class MeitrackProtocolDecoder extends BaseProtocolDecoder {
switch (type) {
case "D00":
+ if (photo == null) {
+ return null;
+ }
+
index = buf.indexOf(index + 1 + type.length() + 1, buf.writerIndex(), (byte) ',') + 1;
int endIndex = buf.indexOf(index, buf.writerIndex(), (byte) ',');
int total = Integer.parseInt(buf.toString(index, endIndex - index, StandardCharsets.US_ASCII));