ERROR CODES:

Also Check  – DLT Platform Error codes

Error codes are displayed if there’s an issue in the message sent by you. Click on the respective code to find out the reason for failed SMS and also to know what that particular code means.

You can also find the reasons for all the error codes for API v1 below:

101  Missing mobile number

102 Missing message

104 Missing username

105 Missing password
201 Invalid username or password. 201 also appears in case the XML code
triggered is incorrect.

202 Invalid mobile number

203 Invalid sender ID

207 Invalid authentication key

208 IP is blacklisted

209 Default route not found

210 Route could not be determined. Please contact support

301 User does not have sufficient balance to send SMS

302 Expired user account

303 Banned user account

306 This route is currently unavailable

307 Schedule time is incorrect

308 Campaign name cannot be more than 32 characters

309 Selected group(s) does not belong to you

310 SMS is too long. System paused this request automatically

311 When the same SMS content is sent to the same number within 10 seconds. This
is a security feature used to avoid multiple deliveries.
The first SMS will be delivered and the second will be rejected. The balance
will also be deducted only once.

418 IP not whitelisted

506 Internal error, please contact your account manager

601 Internal error, please contact your account manager

602 Your current route is disabled, kindly select another route

603 This sender ID is blacklisted, please use a different sender ID

604 Please enter at least one correct number to send SMS

606 Scheduled date cannot be more than three weeks

607 Please enter campaign name

608 Scheduled SMS cannot be less than current end time

Also Check  – DLT Platform Error codes