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The ContentVariables Parameter is invalid



ERROR: 21656

error-21656 page anchor
PROGRAMMABLE SMS
ERROR

The ContentVariables Parameter is invalid.

Possible Causes

possible-causes page anchor
  • The ContentVariables Parameter is not a JSON String.
  • A ContentVariables variable placeholder is improperly formed e.g. {{example}.
  • A ContentVariables variable placeholder is an "empty mustache" e.g. {{}}.
  • The ContentVariables field is defined with improper formatting at time of send.
  • The ContentVariables field contains a variable that was set to null at time of send.

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