Question: Both Gopala Dasa and Vijaya Dasa were prominent in what tradition of Karnataka?

Context paragraphs:
Kaginele: Kaginele also known as "Kaginelli" (Kannada: ಕಾಗಿನೆಲೆ ) is a village in the Byadagi taluk of Haveri district in the Indian state of Karnataka.  It is best known as the birthplace of Kanaka Dasa, a great saint from the Kuruba Gowda (Halumatha) community.  He lived and wrote most of his works in Kaginele.  The "Keshava"(Krishna) temple is situated in Kaginele.  Keshava was the family deity of Shri Kanaka Dasa.  All of Kanaka Dasas poems end with the "Ankitha Naama" Kaginele and Keshava.  In August 2004, the Karnataka State Government decided to form the Kaginele Development Authority (KDA) to protect all the monuments and the documents related to Kanaka Dasa.

Gururajulu Naidu: Shri Gururajulu Naidu was one of the greatest proponents of the art of Harikathe story telling.  He is known as Harikathe pitamaha of Karnataka.  Along with Achyuta Dasa and Keshava Dasa, he formed the trinity of Harikatha Vidwans.  Gururajulu Naidu popularised Harikathe in Karnataka by bringing out albums of Harikathe.  His daughters also are popular Harikatha vidwans.  A partial listing of Gururajulu Naidu's Harikathe are:

Raghavendra Tirtha: Rāghavēndra Swami or Rāghavēndra Tirtha (c.1595–c.1671) was a Dvaita scholar, grammarian and the pontiff of the Madhvacharya Mutt at Kumbakonam from 1624 to 1671.  His diverse oeuvre consists of illuminating commentaries on the works of Madhva, Jayatirtha and Vyasatirtha, interpretation of the Principal Upanishads from the standpoint of Dvaita and a treatise on Purva Mimamsa.  An accomplished player of the Veena, he composed several songs under the name of "Venu Gopala" and significantly bolstered the Haridasa movement.  His gentle nature and humanism is brought out through devotional poems composed in his honour by Vijaya Dasa, Gopala Dasa and Jagannatha Dasa and his biography, "Raghavendra Vijaya", by his nephew Narayana.  Widely regarded as a saint, he enjoys enduring popularity to this day with his "Brindavana" (tomb) at Mantralaya attracting thousands of visitors every year.

Gopala Dasa: Gopala Dasa (1721–1769) was a prominent 18th-century Kannada language poet and saint belonging to the Haridasa tradition.  With other contemporary Haridasas such as Vijaya Dasa and Jagannatha Dasa, Gopala Dasa propagated the Dvaita philosophy of Madhvacharya in South India through "Kirtans" ("Songs of God") known as "Dasara Padagalu" with the pen-name ("ankita nama" or "mudra") "Gopala Vittala".

Jagannatha Dasa: Jagannatha Dasa (Kannada: ಜಗನ್ನಾಥ ದಾಸ) (1728–1809), a native of Manvi town in the Raichur district, Karnataka state, India, is considered one of the notable Haridasa ("devotee of the Hindu god Vishnu") saint-poets of the Kannada language.  Apart from authoring numerous well-known devotional songs that propagate the Vaishnava "bhakti" ("faith"), Jagannatha Dasa wrote the "Harikathamritasara" in the native "shatpadi" (six-line verse) metre and "Tattva suvvali" in the native "tripadi" (three-line verse) metre.  He was also an accomplished scholar in the Sanskrit language.

Kanakadasa Jayanthi: Kanakadasa Jayanthi is a festival cerebrated by people of Karnataka in general and Kuruba Gowda community in particular.  It is celebrated every year on the birth anniversary of the great poet and saint shri Kanaka Dasa.  In tribute to the great saint, the Government of Karnataka has declared the birthday of Kanaka Dasa as a state holiday.  All the government offices, schools and colleges around the state celebrate the birth anniversary of Shri Kanaka Dasa as a tribute to one of the great social reformers of Karnataka.  The 521 anniversary celebrated in 2015.

Vijaya Dasa: Vijaya Dasa (Kannada: ವಿಜಯದಾಸ ) (1682–1755) was a prominent saint from the Haridasa tradition of Karnataka, India in the 18th century, and a scholar of the Dvaita philosophical tradition.  Along with contemporary haridasa saints such as Gopala Dasa, Helevankatte Giriamma, Jagannatha Dasa and Prasanna Venkata Dasa, he propagated the virtues of the philosophy of Madhwacharya across South India through devotional songs called "devaranama" written in the Kannada language.  An integral part of Kannada Vaishnava devotional literature, these compositions in praise of the Hindu god Vishnu are called "dasara padagalu" (compositions of the "dasas").  These compositions can be more specifically categorized as "keertanas", "suladis","ugabhogas", and simply "padas".  They were easy to sing to the accompaniment of a musical instrument and dealt with "bhakti" (devotion) and the virtues of a pious life.

Puttur Narasimha Nayak: Sri Puttur Narasimha Nayak is a Kannada and Konkani singer and vocalist from Karnataka.   He sings devotional songs, chiefly Haridasa compositions, and Carnatic Classical Music.  To his credit, he has rendered in Kannada, mainly devotional songs and kirthanas by Purandara Dasa, Kanaka Dasa and has given many public concerts all over the world.   His "Pavamana jagada prana" album was extremely popular.

Advaita Acharya: Advaita Acharya (Bengali: অদ্বৈত আচার্য ) (1434–1559), born Kamalaksha Bhattacharya, was said to be an incarnation of Krishna or Chaitanya in the Gaudiya Vaishnava sampradaya, notable disciple and companion of the founder of the Gaudiya Vaishnava sect, Chaitanya Mahaprabhu, and guru of Haridasa Thakur.  He was born at Navagrama-Laur village in the present-day Sylhet District of Bangladesh in 1434, some fifty years before Chaitanya, and spent most of his adult life in the town of Shantipur with his wife and family (Advaita Acharya had six sons, Acyutananda, Krsna Misra, Gopala dasa, Balarama, Svarupa, and Jagadisa) teaching the philosophy of Bhagavad Gita and Bhagavata Purana and promoting Bhakti Yoga.

Raghunatha dasa Goswami: Raghunatha dasa Goswami, also known as Dasa Goswami, was one of the principal disciples of the Vaishnava saint, Chaitanya Mahaprabhu, the primary six of which were collectively known as the Six Goswamis of Vrindavan.  Together the Six Goswamis established the philosophical writings and records which became the theological basis of the Gaudiya Vaishnava tradition.  Among the six, Raghunatha dasa was renowned for his qualities of simplicity and renunciation.

Supporting paragraphs: Gopala Dasa Vijaya Dasa
Answer: Haridasa